cool roofs

Side-by-side photos of hand holding thermometer above pavement; left photo shows 119 degrees, right photo shows 110 degrees, illustrating the effect of a cool pavement treatment.

‘Cool Community’ Project Yields Promising Results

A ten-block area in one of L.A.’s most heat-prone neighborhoods saw significant reductions in surface and air temperature thanks to an innovative street treatment that could help communities around the country mitigate the impacts of extreme heat.

July 30, 2023 - Diana Ionescu

Blurred image of ciy skyline with orange filter indicating extreme heat

How to Scale Up Heat Mitigation

As heat waves intensify, cities are seeking out heat mitigation techniques that can be applied widely and benefit entire neighborhoods.

July 25, 2023 - Smart Cities Dive

Children playing in a splash pad

World’s First Municipal ‘Heat Officers’ Combat Extreme Heat

As extreme heat threatens infrastructure and public health, municipal ‘heat officers’ work to develop cooling strategies to keep urban residents safe from increasingly hot temperatures.

August 23, 2022 - Next City

View of buildings in Bangkok business district through extremely orange sunlight

What Is the Urban Heat Island Effect?

Man-made surfaces and urban density contribute to higher temperatures, intensifying heat waves and posing a growing danger to public health.

August 21, 2022 - Diana Ionescu

Cool Roofs in the Dog Days of Summer

The Dallas Morning New details Dallas' cool roof program, one of the ways the city tries to cool down its heat island effect.

September 3, 2019 - The Dallas Morning News

Downtown Phoenix

How Cities in the 'Heat Belt' Are Addressing Extreme Heat, the New Normal

As the number of excessive heat days steadily increases, cities face a range of new challenges. But they are also trying to get ahead of the problem while they still can.

September 5, 2018 - The Washington Post

To Beat the Heat, L.A. Mandates Cool Roofs

In case you haven't heard, L.A. gets a lot of sun. While this is great for getting a tan, it presents a challenge for mitigating the heat island effect and rising temperatures. New legislation requires that the roofs of new homes help beat the heat.

December 20, 2013 - Climate Progress

Cool Roofs May Lead to Dry Roofs

Study suggests that light-colored roofs may reduce regional rainfall.

October 4, 2012 - Climatewire

News from HUD User

HUD's Office of Policy Development and Research

Call for Speakers

Mpact Transit + Community

New Updates on PD&R Edge

HUD's Office of Policy Development and Research

Top Books

An annual review of books related to planning.

Top Websites

The best of the Internet—since 2002.

Top Apps

Planning apps for a brave new world.

Top Schools

The definitive ranking of graduate planning programs.

Urban Design for Planners 1: Software Tools

This six-course series explores essential urban design concepts using open source software and equips planners with the tools they need to participate fully in the urban design process.

Planning for Universal Design

Learn the tools for implementing Universal Design in planning regulations.