#greencorridors — Public Fediverse posts
Live and recent posts from across the Fediverse tagged #greencorridors, aggregated by home.social.
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#today have met with the local #council #biodiversity officer and colleagues to start establishing #greenCorridors through the borough for wildlife and pleasant walking mental health etc etc.
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#Urban #WildlifeCorridors Help Mitigate #Climate Effects
Kyle Chan February 26, 2025
Excerpt: "#GreenCorridors offer a promising start to mitigating these urban issues, allowing cities to naturally lower temperatures through evapotranspiration, a plant process that releases water vapor to cool the surrounding air. Increased vegetation will also allow more hazardous particulate matter (PM2.5) and carbon dioxide (CO2) to be absorbed, reducing greenhouse gas concentration and improving air quality.
"#Columbia’s second-largest city, #Medellín, launched a green corridor initiative in 2016. Since then, environmental planners there added rows of vegetation along the most polluted avenues, maximizing the amount of CO2 intake from their $16.8 million investment. Maurício Correa, a researcher studying environmental engineering at a Colombian University, found that the 8,800 trees planted became effective 'green barriers' against particulate matter and reduced average city temperature by two degrees Celsius.
"Fighting #ClimateChange isn’t the only thing green corridors can do. Historically, #wildlife has rarely been welcomed into urban life, experiencing drastic changes in the #ecosystem. However, nature-based infrastructure can promote #biodiversity and provide animal species with a safe habitat. Green corridors are indeed multi-purpose and flexible. To maximize the limited space in busy cities, green corridors can function as recreational centers, city facilities and much more—all while mitigating climate change.
"Green corridors can be an effective solution for any city anywhere. In #NewYork, the #ManhattanWaterfrontGreenway consists of almost 32 miles of #BikePath lined with various plant species. Urban '#NatureWays' in #Singapore mimic the natural #rainforests by incorporating trees with #canopies stretching across the roads."
Read more:
https://emagazine.com/urban-wildlife-corridors-help-mitigate-climate-effects/#SolarPunkSunday #UrbanRewilding #GardeningForPollinators #Nature #UrbanWildlife #GreenCities #GreenSpace #BikePaths
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#Urban #WildlifeCorridors Help Mitigate #Climate Effects
Kyle Chan February 26, 2025
Excerpt: "#GreenCorridors offer a promising start to mitigating these urban issues, allowing cities to naturally lower temperatures through evapotranspiration, a plant process that releases water vapor to cool the surrounding air. Increased vegetation will also allow more hazardous particulate matter (PM2.5) and carbon dioxide (CO2) to be absorbed, reducing greenhouse gas concentration and improving air quality.
"#Columbia’s second-largest city, #Medellín, launched a green corridor initiative in 2016. Since then, environmental planners there added rows of vegetation along the most polluted avenues, maximizing the amount of CO2 intake from their $16.8 million investment. Maurício Correa, a researcher studying environmental engineering at a Colombian University, found that the 8,800 trees planted became effective 'green barriers' against particulate matter and reduced average city temperature by two degrees Celsius.
"Fighting #ClimateChange isn’t the only thing green corridors can do. Historically, #wildlife has rarely been welcomed into urban life, experiencing drastic changes in the #ecosystem. However, nature-based infrastructure can promote #biodiversity and provide animal species with a safe habitat. Green corridors are indeed multi-purpose and flexible. To maximize the limited space in busy cities, green corridors can function as recreational centers, city facilities and much more—all while mitigating climate change.
"Green corridors can be an effective solution for any city anywhere. In #NewYork, the #ManhattanWaterfrontGreenway consists of almost 32 miles of #BikePath lined with various plant species. Urban '#NatureWays' in #Singapore mimic the natural #rainforests by incorporating trees with #canopies stretching across the roads."
Read more:
https://emagazine.com/urban-wildlife-corridors-help-mitigate-climate-effects/#SolarPunkSunday #UrbanRewilding #GardeningForPollinators #Nature #UrbanWildlife #GreenCities #GreenSpace #BikePaths
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#Urban #WildlifeCorridors Help Mitigate #Climate Effects
Kyle Chan February 26, 2025
Excerpt: "#GreenCorridors offer a promising start to mitigating these urban issues, allowing cities to naturally lower temperatures through evapotranspiration, a plant process that releases water vapor to cool the surrounding air. Increased vegetation will also allow more hazardous particulate matter (PM2.5) and carbon dioxide (CO2) to be absorbed, reducing greenhouse gas concentration and improving air quality.
"#Columbia’s second-largest city, #Medellín, launched a green corridor initiative in 2016. Since then, environmental planners there added rows of vegetation along the most polluted avenues, maximizing the amount of CO2 intake from their $16.8 million investment. Maurício Correa, a researcher studying environmental engineering at a Colombian University, found that the 8,800 trees planted became effective 'green barriers' against particulate matter and reduced average city temperature by two degrees Celsius.
"Fighting #ClimateChange isn’t the only thing green corridors can do. Historically, #wildlife has rarely been welcomed into urban life, experiencing drastic changes in the #ecosystem. However, nature-based infrastructure can promote #biodiversity and provide animal species with a safe habitat. Green corridors are indeed multi-purpose and flexible. To maximize the limited space in busy cities, green corridors can function as recreational centers, city facilities and much more—all while mitigating climate change.
"Green corridors can be an effective solution for any city anywhere. In #NewYork, the #ManhattanWaterfrontGreenway consists of almost 32 miles of #BikePath lined with various plant species. Urban '#NatureWays' in #Singapore mimic the natural #rainforests by incorporating trees with #canopies stretching across the roads."
Read more:
https://emagazine.com/urban-wildlife-corridors-help-mitigate-climate-effects/#SolarPunkSunday #UrbanRewilding #GardeningForPollinators #Nature #UrbanWildlife #GreenCities #GreenSpace #BikePaths
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#Urban #WildlifeCorridors Help Mitigate #Climate Effects
Kyle Chan February 26, 2025
Excerpt: "#GreenCorridors offer a promising start to mitigating these urban issues, allowing cities to naturally lower temperatures through evapotranspiration, a plant process that releases water vapor to cool the surrounding air. Increased vegetation will also allow more hazardous particulate matter (PM2.5) and carbon dioxide (CO2) to be absorbed, reducing greenhouse gas concentration and improving air quality.
"#Columbia’s second-largest city, #Medellín, launched a green corridor initiative in 2016. Since then, environmental planners there added rows of vegetation along the most polluted avenues, maximizing the amount of CO2 intake from their $16.8 million investment. Maurício Correa, a researcher studying environmental engineering at a Colombian University, found that the 8,800 trees planted became effective 'green barriers' against particulate matter and reduced average city temperature by two degrees Celsius.
"Fighting #ClimateChange isn’t the only thing green corridors can do. Historically, #wildlife has rarely been welcomed into urban life, experiencing drastic changes in the #ecosystem. However, nature-based infrastructure can promote #biodiversity and provide animal species with a safe habitat. Green corridors are indeed multi-purpose and flexible. To maximize the limited space in busy cities, green corridors can function as recreational centers, city facilities and much more—all while mitigating climate change.
"Green corridors can be an effective solution for any city anywhere. In #NewYork, the #ManhattanWaterfrontGreenway consists of almost 32 miles of #BikePath lined with various plant species. Urban '#NatureWays' in #Singapore mimic the natural #rainforests by incorporating trees with #canopies stretching across the roads."
Read more:
https://emagazine.com/urban-wildlife-corridors-help-mitigate-climate-effects/#SolarPunkSunday #UrbanRewilding #GardeningForPollinators #Nature #UrbanWildlife #GreenCities #GreenSpace #BikePaths
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#Urban #WildlifeCorridors Help Mitigate #Climate Effects
Kyle Chan February 26, 2025
Excerpt: "#GreenCorridors offer a promising start to mitigating these urban issues, allowing cities to naturally lower temperatures through evapotranspiration, a plant process that releases water vapor to cool the surrounding air. Increased vegetation will also allow more hazardous particulate matter (PM2.5) and carbon dioxide (CO2) to be absorbed, reducing greenhouse gas concentration and improving air quality.
"#Columbia’s second-largest city, #Medellín, launched a green corridor initiative in 2016. Since then, environmental planners there added rows of vegetation along the most polluted avenues, maximizing the amount of CO2 intake from their $16.8 million investment. Maurício Correa, a researcher studying environmental engineering at a Colombian University, found that the 8,800 trees planted became effective 'green barriers' against particulate matter and reduced average city temperature by two degrees Celsius.
"Fighting #ClimateChange isn’t the only thing green corridors can do. Historically, #wildlife has rarely been welcomed into urban life, experiencing drastic changes in the #ecosystem. However, nature-based infrastructure can promote #biodiversity and provide animal species with a safe habitat. Green corridors are indeed multi-purpose and flexible. To maximize the limited space in busy cities, green corridors can function as recreational centers, city facilities and much more—all while mitigating climate change.
"Green corridors can be an effective solution for any city anywhere. In #NewYork, the #ManhattanWaterfrontGreenway consists of almost 32 miles of #BikePath lined with various plant species. Urban '#NatureWays' in #Singapore mimic the natural #rainforests by incorporating trees with #canopies stretching across the roads."
Read more:
https://emagazine.com/urban-wildlife-corridors-help-mitigate-climate-effects/#SolarPunkSunday #UrbanRewilding #GardeningForPollinators #Nature #UrbanWildlife #GreenCities #GreenSpace #BikePaths
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Why cities around the world are uniting to keep cool
A new global initiative is helping cities from #PhoenixAZ to #QuezonCity address #ExtremeHeat with #SharedSolutions and #LocalAction.
From the #C40 website: "Cities are focusing on increasing green cover, cool roofs, and shaded public areas in places that experience the most heat and the least access to adequate cooling."
Nov 05, 2025
"The following is a sponsored op-ed written by Kate Gallego, Mayor of Phoenix, Arizona and Joy Belmonte, Mayor of Quezon City, the #Philippines and sponsored by C40 Cities.
This summer, cities around the world broke temperature records once again. The results were devastating: Extreme heat now kills nearly half a million people each year, and the danger keeps rising. By 2050, the number of people in cities exposed to life-threatening heat is expected to increase fivefold.
From the desert of Phoenix in the United States to the humid streets of Quezon City in the Philippines, mayors are facing the same new reality: Heat is here to stay, and it is impacting every element of city life. That’s why we — along with more than 30 other mayors from C40 Cities, a global network of nearly 100 of the world’s biggest cities tackling the #ClimateEmergency — are joining forces to protect our people today and prepare our communities for a hotter tomorrow. Through the new C40 #CoolCities Accelerator, we’ll work together to speed up bold and inclusive #ClimateAction that meets the urgency of this growing threat.
In some ways, our cities couldn’t be more different. Phoenix, America’s fifth largest city, sits in Arizona’s Sonoran Desert, and sees more than 300 days of sunshine a year. Quezon City, the most populous city in the Philippines, faces sweltering humidity and the annual risk of typhoons. Yet both cities are on the front lines of rising temperatures that threaten health, strain our power grids, and deepen inequality.
Extreme heat is the deadliest climate hazard, but it’s also the quietest. It kills through heatstroke and dehydration, and by worsening heart and respiratory conditions. It’s often felt most by the people with the fewest resources to cope: older adults, children, outdoor workers, and low-income communities. In Phoenix, residents in low-income neighbourhoods can experience temperatures several degrees higher than in wealthier parts of the city. In Quezon City, densely populated neighborhoods can become dangerous heat traps.
We refuse to accept a future in which a heatwave becomes a death sentence for those with the least, and whose responsibility for the climate crisis is disproportionately small. The Cool Cities Accelerator is our shared plan to prevent that. In line with COP30’s call for a ‘decade of delivery,’ this provides a practical framework for mayors to act boldly and share what works.
First, we’re protecting lives right now. Participating cities are appointing heat leaders, improving early-warning systems, and coordinating emergency responses across agencies. Phoenix, for example, created the US’s first publicly-funded Office of Heat Response and Mitigation, expanded access to chilled water stations, and opened cooling and hydration stations, including overnight cooling center options to bring relief where it’s needed most. Meanwhile, Quezon City is currently mapping heat-vulnerable communities and developing a citywide heat-health action plan. It has already adjusted work hours for outdoor workers, and introduced heat-tolerant crops across more than 1,400 urban farms.
The goal is to build long-term resilience. Within five years, cities in the Accelerator will integrate cooling into building codes, redesign streets for shade and airflow, and expand tree canopies and green corridors. Phoenix is piloting reflective ‘cool pavements’, planting thousands of trees, and building artistic shade structures and setting regional standards for heat-ready infrastructure. Quezon City is restoring parks and greening schools and public spaces. As part of these efforts, the city has supported local groups turning vacant lots into small forests and gardens, while encouraging private development to adopt greener designs under its Green Building Ordinance. These efforts save lives, and cut energy bills while improving neighbourhoods.
But urban heat doesn’t stop at city limits, and neither should our solutions. That’s why collaboration is at the heart of the Cool Cities Accelerator. Thirty-two cities — from Austin to Athens and Singapore to Santiago — are now exchanging data and design ideas. The details on the ground obviously differ, but the solutions we craft together are remarkably similar, creating more shade, better design, and better care for the most vulnerable. When our teams share lessons on early-warning systems, or how to engage with our communities, we all move faster and more effectively.
For too long, extreme heat has been under-measured and under-estimated. We can build cities that are not only cooler, but more fair. But to do so, we must act together, and we must act now. We need to deliver solutions that both keep people alive today, and allow future generations to thrive."
Source:
https://grist.org/sponsored/why-cities-around-the-world-are-uniting-to-keep-cool/More info about #C40:
https://www.c40.org/accelerators/cool-cities/#SolarPunkSunday #ExtremeHeat #Resiliency #Cooling #Greenspace #GreenBuilding #GreenCorridors #HardeningInfrastructure #ClimateChange
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Why cities around the world are uniting to keep cool
A new global initiative is helping cities from #PhoenixAZ to #QuezonCity address #ExtremeHeat with #SharedSolutions and #LocalAction.
From the #C40 website: "Cities are focusing on increasing green cover, cool roofs, and shaded public areas in places that experience the most heat and the least access to adequate cooling."
Nov 05, 2025
"The following is a sponsored op-ed written by Kate Gallego, Mayor of Phoenix, Arizona and Joy Belmonte, Mayor of Quezon City, the #Philippines and sponsored by C40 Cities.
This summer, cities around the world broke temperature records once again. The results were devastating: Extreme heat now kills nearly half a million people each year, and the danger keeps rising. By 2050, the number of people in cities exposed to life-threatening heat is expected to increase fivefold.
From the desert of Phoenix in the United States to the humid streets of Quezon City in the Philippines, mayors are facing the same new reality: Heat is here to stay, and it is impacting every element of city life. That’s why we — along with more than 30 other mayors from C40 Cities, a global network of nearly 100 of the world’s biggest cities tackling the #ClimateEmergency — are joining forces to protect our people today and prepare our communities for a hotter tomorrow. Through the new C40 #CoolCities Accelerator, we’ll work together to speed up bold and inclusive #ClimateAction that meets the urgency of this growing threat.
In some ways, our cities couldn’t be more different. Phoenix, America’s fifth largest city, sits in Arizona’s Sonoran Desert, and sees more than 300 days of sunshine a year. Quezon City, the most populous city in the Philippines, faces sweltering humidity and the annual risk of typhoons. Yet both cities are on the front lines of rising temperatures that threaten health, strain our power grids, and deepen inequality.
Extreme heat is the deadliest climate hazard, but it’s also the quietest. It kills through heatstroke and dehydration, and by worsening heart and respiratory conditions. It’s often felt most by the people with the fewest resources to cope: older adults, children, outdoor workers, and low-income communities. In Phoenix, residents in low-income neighbourhoods can experience temperatures several degrees higher than in wealthier parts of the city. In Quezon City, densely populated neighborhoods can become dangerous heat traps.
We refuse to accept a future in which a heatwave becomes a death sentence for those with the least, and whose responsibility for the climate crisis is disproportionately small. The Cool Cities Accelerator is our shared plan to prevent that. In line with COP30’s call for a ‘decade of delivery,’ this provides a practical framework for mayors to act boldly and share what works.
First, we’re protecting lives right now. Participating cities are appointing heat leaders, improving early-warning systems, and coordinating emergency responses across agencies. Phoenix, for example, created the US’s first publicly-funded Office of Heat Response and Mitigation, expanded access to chilled water stations, and opened cooling and hydration stations, including overnight cooling center options to bring relief where it’s needed most. Meanwhile, Quezon City is currently mapping heat-vulnerable communities and developing a citywide heat-health action plan. It has already adjusted work hours for outdoor workers, and introduced heat-tolerant crops across more than 1,400 urban farms.
The goal is to build long-term resilience. Within five years, cities in the Accelerator will integrate cooling into building codes, redesign streets for shade and airflow, and expand tree canopies and green corridors. Phoenix is piloting reflective ‘cool pavements’, planting thousands of trees, and building artistic shade structures and setting regional standards for heat-ready infrastructure. Quezon City is restoring parks and greening schools and public spaces. As part of these efforts, the city has supported local groups turning vacant lots into small forests and gardens, while encouraging private development to adopt greener designs under its Green Building Ordinance. These efforts save lives, and cut energy bills while improving neighbourhoods.
But urban heat doesn’t stop at city limits, and neither should our solutions. That’s why collaboration is at the heart of the Cool Cities Accelerator. Thirty-two cities — from Austin to Athens and Singapore to Santiago — are now exchanging data and design ideas. The details on the ground obviously differ, but the solutions we craft together are remarkably similar, creating more shade, better design, and better care for the most vulnerable. When our teams share lessons on early-warning systems, or how to engage with our communities, we all move faster and more effectively.
For too long, extreme heat has been under-measured and under-estimated. We can build cities that are not only cooler, but more fair. But to do so, we must act together, and we must act now. We need to deliver solutions that both keep people alive today, and allow future generations to thrive."
Source:
https://grist.org/sponsored/why-cities-around-the-world-are-uniting-to-keep-cool/More info about #C40:
https://www.c40.org/accelerators/cool-cities/#SolarPunkSunday #ExtremeHeat #Resiliency #Cooling #Greenspace #GreenBuilding #GreenCorridors #HardeningInfrastructure #ClimateChange
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Why cities around the world are uniting to keep cool
A new global initiative is helping cities from #PhoenixAZ to #QuezonCity address #ExtremeHeat with #SharedSolutions and #LocalAction.
From the #C40 website: "Cities are focusing on increasing green cover, cool roofs, and shaded public areas in places that experience the most heat and the least access to adequate cooling."
Nov 05, 2025
"The following is a sponsored op-ed written by Kate Gallego, Mayor of Phoenix, Arizona and Joy Belmonte, Mayor of Quezon City, the #Philippines and sponsored by C40 Cities.
This summer, cities around the world broke temperature records once again. The results were devastating: Extreme heat now kills nearly half a million people each year, and the danger keeps rising. By 2050, the number of people in cities exposed to life-threatening heat is expected to increase fivefold.
From the desert of Phoenix in the United States to the humid streets of Quezon City in the Philippines, mayors are facing the same new reality: Heat is here to stay, and it is impacting every element of city life. That’s why we — along with more than 30 other mayors from C40 Cities, a global network of nearly 100 of the world’s biggest cities tackling the #ClimateEmergency — are joining forces to protect our people today and prepare our communities for a hotter tomorrow. Through the new C40 #CoolCities Accelerator, we’ll work together to speed up bold and inclusive #ClimateAction that meets the urgency of this growing threat.
In some ways, our cities couldn’t be more different. Phoenix, America’s fifth largest city, sits in Arizona’s Sonoran Desert, and sees more than 300 days of sunshine a year. Quezon City, the most populous city in the Philippines, faces sweltering humidity and the annual risk of typhoons. Yet both cities are on the front lines of rising temperatures that threaten health, strain our power grids, and deepen inequality.
Extreme heat is the deadliest climate hazard, but it’s also the quietest. It kills through heatstroke and dehydration, and by worsening heart and respiratory conditions. It’s often felt most by the people with the fewest resources to cope: older adults, children, outdoor workers, and low-income communities. In Phoenix, residents in low-income neighbourhoods can experience temperatures several degrees higher than in wealthier parts of the city. In Quezon City, densely populated neighborhoods can become dangerous heat traps.
We refuse to accept a future in which a heatwave becomes a death sentence for those with the least, and whose responsibility for the climate crisis is disproportionately small. The Cool Cities Accelerator is our shared plan to prevent that. In line with COP30’s call for a ‘decade of delivery,’ this provides a practical framework for mayors to act boldly and share what works.
First, we’re protecting lives right now. Participating cities are appointing heat leaders, improving early-warning systems, and coordinating emergency responses across agencies. Phoenix, for example, created the US’s first publicly-funded Office of Heat Response and Mitigation, expanded access to chilled water stations, and opened cooling and hydration stations, including overnight cooling center options to bring relief where it’s needed most. Meanwhile, Quezon City is currently mapping heat-vulnerable communities and developing a citywide heat-health action plan. It has already adjusted work hours for outdoor workers, and introduced heat-tolerant crops across more than 1,400 urban farms.
The goal is to build long-term resilience. Within five years, cities in the Accelerator will integrate cooling into building codes, redesign streets for shade and airflow, and expand tree canopies and green corridors. Phoenix is piloting reflective ‘cool pavements’, planting thousands of trees, and building artistic shade structures and setting regional standards for heat-ready infrastructure. Quezon City is restoring parks and greening schools and public spaces. As part of these efforts, the city has supported local groups turning vacant lots into small forests and gardens, while encouraging private development to adopt greener designs under its Green Building Ordinance. These efforts save lives, and cut energy bills while improving neighbourhoods.
But urban heat doesn’t stop at city limits, and neither should our solutions. That’s why collaboration is at the heart of the Cool Cities Accelerator. Thirty-two cities — from Austin to Athens and Singapore to Santiago — are now exchanging data and design ideas. The details on the ground obviously differ, but the solutions we craft together are remarkably similar, creating more shade, better design, and better care for the most vulnerable. When our teams share lessons on early-warning systems, or how to engage with our communities, we all move faster and more effectively.
For too long, extreme heat has been under-measured and under-estimated. We can build cities that are not only cooler, but more fair. But to do so, we must act together, and we must act now. We need to deliver solutions that both keep people alive today, and allow future generations to thrive."
Source:
https://grist.org/sponsored/why-cities-around-the-world-are-uniting-to-keep-cool/More info about #C40:
https://www.c40.org/accelerators/cool-cities/#SolarPunkSunday #ExtremeHeat #Resiliency #Cooling #Greenspace #GreenBuilding #GreenCorridors #HardeningInfrastructure #ClimateChange
-
Why cities around the world are uniting to keep cool
A new global initiative is helping cities from #PhoenixAZ to #QuezonCity address #ExtremeHeat with #SharedSolutions and #LocalAction.
From the #C40 website: "Cities are focusing on increasing green cover, cool roofs, and shaded public areas in places that experience the most heat and the least access to adequate cooling."
Nov 05, 2025
"The following is a sponsored op-ed written by Kate Gallego, Mayor of Phoenix, Arizona and Joy Belmonte, Mayor of Quezon City, the #Philippines and sponsored by C40 Cities.
This summer, cities around the world broke temperature records once again. The results were devastating: Extreme heat now kills nearly half a million people each year, and the danger keeps rising. By 2050, the number of people in cities exposed to life-threatening heat is expected to increase fivefold.
From the desert of Phoenix in the United States to the humid streets of Quezon City in the Philippines, mayors are facing the same new reality: Heat is here to stay, and it is impacting every element of city life. That’s why we — along with more than 30 other mayors from C40 Cities, a global network of nearly 100 of the world’s biggest cities tackling the #ClimateEmergency — are joining forces to protect our people today and prepare our communities for a hotter tomorrow. Through the new C40 #CoolCities Accelerator, we’ll work together to speed up bold and inclusive #ClimateAction that meets the urgency of this growing threat.
In some ways, our cities couldn’t be more different. Phoenix, America’s fifth largest city, sits in Arizona’s Sonoran Desert, and sees more than 300 days of sunshine a year. Quezon City, the most populous city in the Philippines, faces sweltering humidity and the annual risk of typhoons. Yet both cities are on the front lines of rising temperatures that threaten health, strain our power grids, and deepen inequality.
Extreme heat is the deadliest climate hazard, but it’s also the quietest. It kills through heatstroke and dehydration, and by worsening heart and respiratory conditions. It’s often felt most by the people with the fewest resources to cope: older adults, children, outdoor workers, and low-income communities. In Phoenix, residents in low-income neighbourhoods can experience temperatures several degrees higher than in wealthier parts of the city. In Quezon City, densely populated neighborhoods can become dangerous heat traps.
We refuse to accept a future in which a heatwave becomes a death sentence for those with the least, and whose responsibility for the climate crisis is disproportionately small. The Cool Cities Accelerator is our shared plan to prevent that. In line with COP30’s call for a ‘decade of delivery,’ this provides a practical framework for mayors to act boldly and share what works.
First, we’re protecting lives right now. Participating cities are appointing heat leaders, improving early-warning systems, and coordinating emergency responses across agencies. Phoenix, for example, created the US’s first publicly-funded Office of Heat Response and Mitigation, expanded access to chilled water stations, and opened cooling and hydration stations, including overnight cooling center options to bring relief where it’s needed most. Meanwhile, Quezon City is currently mapping heat-vulnerable communities and developing a citywide heat-health action plan. It has already adjusted work hours for outdoor workers, and introduced heat-tolerant crops across more than 1,400 urban farms.
The goal is to build long-term resilience. Within five years, cities in the Accelerator will integrate cooling into building codes, redesign streets for shade and airflow, and expand tree canopies and green corridors. Phoenix is piloting reflective ‘cool pavements’, planting thousands of trees, and building artistic shade structures and setting regional standards for heat-ready infrastructure. Quezon City is restoring parks and greening schools and public spaces. As part of these efforts, the city has supported local groups turning vacant lots into small forests and gardens, while encouraging private development to adopt greener designs under its Green Building Ordinance. These efforts save lives, and cut energy bills while improving neighbourhoods.
But urban heat doesn’t stop at city limits, and neither should our solutions. That’s why collaboration is at the heart of the Cool Cities Accelerator. Thirty-two cities — from Austin to Athens and Singapore to Santiago — are now exchanging data and design ideas. The details on the ground obviously differ, but the solutions we craft together are remarkably similar, creating more shade, better design, and better care for the most vulnerable. When our teams share lessons on early-warning systems, or how to engage with our communities, we all move faster and more effectively.
For too long, extreme heat has been under-measured and under-estimated. We can build cities that are not only cooler, but more fair. But to do so, we must act together, and we must act now. We need to deliver solutions that both keep people alive today, and allow future generations to thrive."
Source:
https://grist.org/sponsored/why-cities-around-the-world-are-uniting-to-keep-cool/More info about #C40:
https://www.c40.org/accelerators/cool-cities/#SolarPunkSunday #ExtremeHeat #Resiliency #Cooling #Greenspace #GreenBuilding #GreenCorridors #HardeningInfrastructure #ClimateChange
-
Why cities around the world are uniting to keep cool
A new global initiative is helping cities from #PhoenixAZ to #QuezonCity address #ExtremeHeat with #SharedSolutions and #LocalAction.
From the #C40 website: "Cities are focusing on increasing green cover, cool roofs, and shaded public areas in places that experience the most heat and the least access to adequate cooling."
Nov 05, 2025
"The following is a sponsored op-ed written by Kate Gallego, Mayor of Phoenix, Arizona and Joy Belmonte, Mayor of Quezon City, the #Philippines and sponsored by C40 Cities.
This summer, cities around the world broke temperature records once again. The results were devastating: Extreme heat now kills nearly half a million people each year, and the danger keeps rising. By 2050, the number of people in cities exposed to life-threatening heat is expected to increase fivefold.
From the desert of Phoenix in the United States to the humid streets of Quezon City in the Philippines, mayors are facing the same new reality: Heat is here to stay, and it is impacting every element of city life. That’s why we — along with more than 30 other mayors from C40 Cities, a global network of nearly 100 of the world’s biggest cities tackling the #ClimateEmergency — are joining forces to protect our people today and prepare our communities for a hotter tomorrow. Through the new C40 #CoolCities Accelerator, we’ll work together to speed up bold and inclusive #ClimateAction that meets the urgency of this growing threat.
In some ways, our cities couldn’t be more different. Phoenix, America’s fifth largest city, sits in Arizona’s Sonoran Desert, and sees more than 300 days of sunshine a year. Quezon City, the most populous city in the Philippines, faces sweltering humidity and the annual risk of typhoons. Yet both cities are on the front lines of rising temperatures that threaten health, strain our power grids, and deepen inequality.
Extreme heat is the deadliest climate hazard, but it’s also the quietest. It kills through heatstroke and dehydration, and by worsening heart and respiratory conditions. It’s often felt most by the people with the fewest resources to cope: older adults, children, outdoor workers, and low-income communities. In Phoenix, residents in low-income neighbourhoods can experience temperatures several degrees higher than in wealthier parts of the city. In Quezon City, densely populated neighborhoods can become dangerous heat traps.
We refuse to accept a future in which a heatwave becomes a death sentence for those with the least, and whose responsibility for the climate crisis is disproportionately small. The Cool Cities Accelerator is our shared plan to prevent that. In line with COP30’s call for a ‘decade of delivery,’ this provides a practical framework for mayors to act boldly and share what works.
First, we’re protecting lives right now. Participating cities are appointing heat leaders, improving early-warning systems, and coordinating emergency responses across agencies. Phoenix, for example, created the US’s first publicly-funded Office of Heat Response and Mitigation, expanded access to chilled water stations, and opened cooling and hydration stations, including overnight cooling center options to bring relief where it’s needed most. Meanwhile, Quezon City is currently mapping heat-vulnerable communities and developing a citywide heat-health action plan. It has already adjusted work hours for outdoor workers, and introduced heat-tolerant crops across more than 1,400 urban farms.
The goal is to build long-term resilience. Within five years, cities in the Accelerator will integrate cooling into building codes, redesign streets for shade and airflow, and expand tree canopies and green corridors. Phoenix is piloting reflective ‘cool pavements’, planting thousands of trees, and building artistic shade structures and setting regional standards for heat-ready infrastructure. Quezon City is restoring parks and greening schools and public spaces. As part of these efforts, the city has supported local groups turning vacant lots into small forests and gardens, while encouraging private development to adopt greener designs under its Green Building Ordinance. These efforts save lives, and cut energy bills while improving neighbourhoods.
But urban heat doesn’t stop at city limits, and neither should our solutions. That’s why collaboration is at the heart of the Cool Cities Accelerator. Thirty-two cities — from Austin to Athens and Singapore to Santiago — are now exchanging data and design ideas. The details on the ground obviously differ, but the solutions we craft together are remarkably similar, creating more shade, better design, and better care for the most vulnerable. When our teams share lessons on early-warning systems, or how to engage with our communities, we all move faster and more effectively.
For too long, extreme heat has been under-measured and under-estimated. We can build cities that are not only cooler, but more fair. But to do so, we must act together, and we must act now. We need to deliver solutions that both keep people alive today, and allow future generations to thrive."
Source:
https://grist.org/sponsored/why-cities-around-the-world-are-uniting-to-keep-cool/More info about #C40:
https://www.c40.org/accelerators/cool-cities/#SolarPunkSunday #ExtremeHeat #Resiliency #Cooling #Greenspace #GreenBuilding #GreenCorridors #HardeningInfrastructure #ClimateChange
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"Efforts began in 2016 under Medellín’s then mayor, Federico Gutiérrez (who, after completing one term in 2019, was re-elected at the end of 2023). The city launched a new approach to its urban development — one that focused on people and plants.
The $16.3 million initiative led to the creation of 30 Green Corridors along the city’s roads and waterways, improving or producing more than 70 hectares of green space, which includes 20 kilometers of shaded routes with cycle lanes and pedestrian paths.
These plant and tree-filled spaces — which connect all sorts of green areas such as the curb strips, squares, parks, vertical gardens, sidewalks, and even some of the seven hills that surround the city — produce fresh, cooling air in the face of urban heat. The corridors are also designed to mimic a natural forest with levels of low, medium and high plants, including native and tropical plants, bamboo grasses and palm trees."
https://reasonstobecheerful.world/green-corridors-medellin-colombia-urban-heat/
#Colombia #Medellin #GreenCorridors #ClimateChange #GlobalWarming #Cities #Urbanism
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CW: We need to plant mango trees. Medellín, Columbia’s green corridors reduce the temperature, improve air quality, bring back species diversity and absorb carbon
“Medellín’s temperatures fell by 2 degrees celsius in the programme’s first three years, and officials expect a further decrease of 4 degrees celsius to 5 degrees celsius over the next few decades, even considering climate change. City Hall says this will minimise the need for energy-intensive air conditioning…
“In addition, the project has had a significant impact on air pollution. Between 2016 and 2019, the level of PM2.5 fell significantly, and in turn, the city’s morbidity rate from acute respiratory infections decreased from 159.8 to 95.3 per 1,000 people…
“The 72 species of plants and trees selected provide food for wildlife, help biodiversity spread, and fight air pollution. A study, for example, identified Mangifera indica (mango) as the best among six plant species found in Medellín at absorbing PM2.5 pollution – particulate matter that can cause asthma, bronchitis, and heart disease – and surviving in polluted areas due to its “biochemical and biological mechanisms.” 👇🏽
#Medellin #Columbia #ClimateEmergency #GreenCorridors #Plants #UrbanHeat
From: @sushubh
https://mastodon.social/@sushubh/112421589475690574 -
Making your city greener with plants makes for a lot of cooling. What this city accomplished within 3 years.
#greencorridors #climate #climatecrisis #plants #trees #energy #cities #urban
https://reasonstobecheerful.world/green-corridors-medellin-colombia-urban-heat/
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#EnvironmentScienceNews
Many cities around our planet are pioneering various solutions to adapt to #ClimateChange. #Medellin #Colombia 🇨🇴 has taken the connected corridor #wildlife concept and applied it to the city. The city now has 30 #urban #GreenCorridors. Measurable temperature reductions happened in just three years‼️ Read about more climate adaptations.
#NatureInspired
#GoodNewsForNaturehttps://phys.org/news/2023-01-cities-worldwide-solutions.html?
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Sincere thanks to #CanGeo for covering my PhD research on plant-pollinator interactions in urban green #corridors! Read on for more intriguing stories about conserving Canada's biodiversity in urban & suburban areas.
https://canadiangeographic.ca/articles/how-does-your-garden-grow/
#UrbanEcology #greencorridors #milkweed #asclepias #pollinators #urbanization
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RT @CEFTA_: #SEED+ system supporting the very first #GreenCorridors #GreenLanes between the #CEFTA Parties and the #EU➡️ w/ #Greece is already running! 👏
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RT @CEFTA_: 2⃣.0⃣0⃣0⃣.0⃣0⃣0⃣ is a number that can mean a lot of things. Today it means a great success for the #GreenCorridors/ #GreenLanes, as many trucks as
2.000.000 had benefited from this initiative.