Extreme Heat

Urban Trees Have Bigger Impact in Hot, Dry Cities
The cooling effect of robust urban tree canopies is more pronounced in hotter, drier cities like Phoenix and Las Vegas.

DC’s Hottest Neighborhoods Have the Least Shade
Areas most exposed to extreme heat also tend to lack bus shelters and benches at bus stops.

Intense October Heat Wave Raises Fire Risk in California
Unusually high temperatures across the state are prompting power shutoffs and could fuel more destructive wildfires.

Experts Call for Extreme Heat Action Plans as Communities Face Growing Risks
Experts are urging cities and counties to develop heat action plans and personalized heat warnings as extreme heat becomes a leading cause of climate-related deaths.

HUD Issues Extreme Heat Playbook
The guide contains actionable steps local and state governments can take to protect vulnerable residents from the impacts of extreme heat.

Study: Heat Deaths on the Rise, Predicted to Increase
As intense heat waves become more common, the risk of heat-related deaths is rising.

Green Schoolyards Offer Respite From Urban Heat
More schools are transforming asphalt-covered playgrounds into shady oases that help reduce temperatures and absorb emissions.

Rising Heat Threatens Growing California Cities
Many rapidly growing inland California cities are facing increased extreme heat days due to climate change, putting more residents at risk of health issues and overwhelming local infrastructure.

Protecting Indoor Workers from Extreme Heat
California has introduced new standards to protect indoor workers from extreme heat, requiring cool-down areas and cold water in workplaces like car washes and warehouses.

Designing Cooler Cities: Lessons from Ancient Civilizations
Ancient Rome had ways to counter the urban heat island effect. As climate change raises global temperatures, can urban planners and designers apply any of those lessons to cities today?

Public Pools: A Threatened Amenity?
Municipal pools offer important benefits to urban residents, but some cities are struggling to keep them open.

Study: Urban Trees Lose Cooling Benefits in Extreme Heat
A robust tree canopy can help reduce the urban heat island effect and lower air temperatures, but the impact is reduced as temperatures rise.

Protecting Vulnerable Older Adults From Extreme Heat
People over 65 are at particular risk during heat waves and other climate disasters.

NYC Lawmaker Proposes Mandatory Cooling Law
Despite hundreds of heat-related deaths every year, the city has no regulations on cooling in residential units.

Heat-Related ER Visits Soar in Florida
The state has the most heat-related hospital visits in the nation, but efforts to create protections for outdoor workers and other vulnerable residents have been stymied by state legislators.

Beating Extreme Heat Through Community Efforts
U.S. cities don't provide residents with enough protection against heat, the deadliest weather-related killer in the world. In New York City, one organization came together to distribute ACs to neighbors in need.

Wildfires Explode Across the West
Multiple massive fires are burning across the Western United States and Canada, prompting governments to explore new mitigation and response strategies.

Essential Strategies for Combating Extreme Heat
Cities can protect residents from extreme heat by enhancing natural and built infrastructure, establishing heat response strategies, and implementing national policies for worker safety and disaster response.

Addressing the Perils of Extreme Heat
With this year bringing on more record heat waves, governments at the local and federal levels are elevating extreme heat management as an urgent priority.

Tucson Keeps Buses Fare-Free
The city is doubling down on its efforts to boost bus ridership as part of its climate action plan.
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