Extreme Heat

Road sign with EXTREME HEAT ALERT surrounded by orange traffic cones

How Hot is Too Hot?

While they may not sound extreme, temperatures over 90 degrees can easily pose fatal risks and could have long-term impacts on public health.

May 23, 2023 - High Country News

Aerial view of green trees over residential neighborhood with Austin, Texas skyline in the background

Street Trees as Climate Resilience

An Austin-based urban designer explains how protecting and encouraging the planting of street trees will make the city more resilient to increasingly common extreme heat events, among many other benefits.

April 3, 2023 - Diana Ionescu

Bus stop in downtown Los Angeles with billboard and no bench or shelter

Study: One-Quarter of L.A. County Bus Stops Equipped With Shelters

Bus riders in Los Angeles frequently lack protection from sun and extreme heat, with bus stops in some of the county’s hottest areas having the worst amenities.

February 27, 2023 - Smart Cities Dive

Unhoused tents under shade canopies in downtown Los Angeles, California

Extreme Heat Responsible for Growing Death Rates Among Unhoused People

Extreme heat events like the ‘heat dome’ that baked Southern California last summer kill a disproportionate number of people experiencing homelessness, who have fewer resources to protect themselves from the scorching sun.

February 21, 2023 - Los Angeles Times

Trees

Planting More Trees to Protect and Save Lives

A new study estimates that more than a third of premature deaths from excessive heat can be prevented by planting more trees in cities.

February 20, 2023 - World Economic Forum

Trees

How the Urban Tree Canopy Can Save Lives in a Heat Wave

New research reveals the direct link between planting more trees and a reduction in heat-related deaths.

February 6, 2023 - Phys.org

Close-up of signs being held up at climate change protest

Survey: Mayors Concerned About Direct Impacts of Climate Change

Almost all U.S. mayors have some level of concern about climate change in their communities, but local leaders face some challenges in taking action.

January 22, 2023 - Smart Cities Dive

"Caution! Extreme heat danger" sign in Death Valley National Park with desert mountains in background

The Importance of Cooling Centers

A new UCLA study examines how formal and informal cooling centers are being used in Los Angeles County.

January 16, 2023 - UCLA Newsroom

Coastal City

Miami-Dade Issues ‘Extreme Heat Action Plan’

The county’s plan addresses a range of infrastructure improvements and community resources that could limit the impacts of extreme heat waves.

January 12, 2023 - Route Fifty

San Francisco, California

The High Cost of Climate Disasters

Extreme weather events in the United States cost $165 billion and killed more than 474 people last year.

January 11, 2023 - Bloomberg Green

Aerial top-down view of multicolored big rig trucks in lines at the Port of Los Angeles

Los Angeles County Launches Environmental Justice Department

The new department will develop plans for addressing the impacts of air and water pollution, extreme heat, and climate change on vulnerable communities.

November 17, 2022 - Los Angeles Daily News

Solar array and wind turbines in California with mountains in background

How California Kept the Lights On

To stave off rolling blackouts during a record heat wave, California relied on dramatic conservation by households and a growing renewable energy sector.

September 21, 2022 - High Country News

Sidewalk bus stop with bench and no shade in Los Angeles, California

L.A. Bus Stops Offer No Relief From Searing Temperatures

As heat waves intensify, bus riders in Los Angeles are forced to wait at bus stops that offer little shade or seating, putting vulnerable residents at risk of heat stroke and other health impacts.

September 13, 2022 - Los Angeles Times

Children playing in a Los Angeles schoolyard

Los Angeles Parents Demand Greener Schoolyards

With asphalt temperatures reaching as much as 150 degrees, parents and advocates are asking the city’s school district to provide more shade, trees, and other heat mitigation features on its schoolyards and playgrounds.

August 24, 2022 - CBS Los Angeles

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

Flooding at the Whitehall Street station, New York

How Extreme Weather Threatens Transit Systems

As weather events become more intense and unpredictable, transit agencies must take steps to protect their aging infrastructure from flooding, storms, and extreme heat.

August 18, 2022 - Next City

Sandbags in a flood with flooded buildings in background

Infrastructure Must Catch Up With Climate Change

The worsening effects of extreme weather events are accelerating the deterioration of critical infrastructure, leaving communities more vulnerable.

August 4, 2022 - Axios

Paint roller coating basketball court with blue cooling coating

This Street Treatment Fights Extreme Heat

Applied to streets, parking lots, and other asphalt surfaces, a reflective epoxy coating can lower temperatures by as much as 10 degrees and cool neighborhoods vulnerable to extreme heat.

August 2, 2022 - Bloomberg

Window air conditioner units on a brick building

Oregon Law Requires Cooling, but Could Leave Many Renters Out

A state bill requiring landlords to allow tenants to install portable air conditioners comes with a raft of exemptions that could restrict the most affordable options.

July 27, 2022 - KPTV

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