Heat Island Effect

Pioneer Square, Seattle

Cool Planning for a Hotter Future

Global warming increases the importance of designing buildings and communities that are comfortable, efficient, and safe in hot conditions.

August 31, 2022 - Todd Litman

A New Orleans streetscape lined with mature Southern Live Oak trees.

Green Infrastructure Thinking for Southern Cities in 2022 and Beyond

Resilience planning requires communities to think of a well planned and maintained tree canopy as a public utility system with multiple benefits.

February 10, 2022 - Gaylan Williams

 on I84 in Northern Oregon…one hand on the wheel and one on the shutter, at 75 mph

In Extreme Heat Waves, Cities Need 'Social Resilience' to Help the Most Vulnerable

This summer's heat waves wreaked havoc on physical infrastructure, but also highlighted vulnerabilities in our social support systems.

July 30, 2021 - The Washington Post

Miami Temperature

It's Time for National Cool Communities Standards

Cities are hotter because of the way we build them, and they could be cooler if we built them differently.

June 24, 2021 - Next City

Denver Golf Course

Denver Voters Will Weigh Open Space Development

Two competing initiatives seek to change city regulations for residential and commercial development on the city's parklands and open spaces.

June 22, 2021 - Denver Post

Dallas

Dallas City Council Approves Urban Forest Master Plan

The plan seeks to mitigate the effects of urban heat islands by preserving and growing the city's tree canopy.

June 21, 2021 - Smart Cities Dive

Trees on Street

Research Shows Urban Trees Stave off Depression

A new study shows that regular exposure to trees and green spaces has a powerful impact on depression and mental health.

March 22, 2021 - The Guardian

Rua Goncalo de Carvalho

Hug a Tree. Protect a Forest.

Communities have good reasons to protect trees and forests. Planners can help make this happen.

January 31, 2021 - Todd Litman

Hong Kong Towers

Better Planning Needed to Address Effects of Urban Heat Island in Hong Kong

A recent study reveals the detrimental impact of hot nights compared to hot days, with the region experiencing hotter summers and more hot days due to climate change and the heat island effect.

August 24, 2020 - SmartCitiesWorld

treepeople_la_093

Los Angeles Takes Steps to Grow Out Its Urban Forest

Los Angeles is rolling out a street tree inventory to complement other sustainability measures included in its own Green New Deal. The focus is on underserved neighborhoods.

November 12, 2019 - Smart Cities Dive

Playground

Playgrounds Could Provide Much-Needed Public Space

In communities lacking green space, public access to upgraded school playgrounds is a win-win solution.

August 25, 2019 - Fast Company

Trees and People

Three Ways Cities Can Combat Extreme Heat

As temperatures rise, there are some relatively simple changes cities can implement to cut cooling costs and deal with spells of extreme heat.

August 23, 2019 - Fast Company

Ohio River

Louisville's Tree-Protection Plan in Final Revisions

Faced with a costly urban heat island effect, Louisville is working on a new tree-protection ordinance that could be headed for a vote this week.

December 4, 2017 - Courier-Journal

Los Angeles Downtown River

Climate Change Will Be Worse for Big Cities

Blame it on the urban heat island effect.

June 4, 2017 - KPCC

Amsterdam

Tamping Down Urban Heat Islands

As summer temperatures rise and heat waves roll through, cities can take steps to keep cool. But shedding the heat may be difficult for urban areas designed to retain it.

October 2, 2016 - The New Yorker

Low Water Ohio River

Louisville Gearing Up to Tackle its Urban Heat Island Problem

Louisville has the ignominious distinction of having the largest heat island effect of any of the largest cities in the United States. A new study from the Urban Climate Lab at Georgia Tech suggests ideas for lowering the heat in the city.

April 25, 2016 - The Courier-Journal

Street Trees on State Roads Spark Controversy in Louisville

Louisville's goals to plant and grow an urban forest to mitigate the city's heat island effect has run afoul of the Kentucky Transportation Cabinet's engineering standards for state owned roads.

December 12, 2014 - The Courier-Journal

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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.