Tree Canopy

Tree stump in an urban sidewalk

The Maintenance Gap in Tree Planting Programs

Tree planting is a highly visible way to show investment in a community, but without regular maintenance, street trees can become a nuisance rather than a benefit.

June 28, 2023 - Smart Cities Dive

Seattle skyline panorama seen from Kerry Park at sunset in golden evening light with Mount Rainier in the background, Washington State, United States of America

Washington Cities Balance Housing Development and Tree Canopy

Cities like Seattle and Bellingham are working to increase housing density while also preserving urban trees and green spaces.

May 3, 2023 - The Urbanist

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

New York Street

New York City’s Tree Map Gets More Data

The online tool now shows granular, tree-level data that highlights the public health benefits and economic contributions of urban trees.

December 12, 2022 - Bloomberg CityLab

Urban separated bike lane with street trees on one side and cars parked on the other

How Urban Trees Save Lives

New research shows a strong connection between a healthy urban tree canopy and lowered mortality rates.

December 1, 2022 - Congress For New Urbanism

View of Los Angeles skyline against a bright orange sky with a palm tree at left

Mapping Heat Inequality

A new mapping tool underscores inequities in infrastructure that lead to higher rates of heat-related illnesses in low-income neighborhoods.

July 14, 2022 - Los Angeles Times

Detroit

Greening Detroit’s Redlined Neighborhoods

A Detroit nonprofit has been planting trees in parts of the city with the lowest tree canopy.

June 22, 2022 - Next City

Thermometer infront of blurred image of street during heat wave

Extreme Heat as a Public Health Crisis

Cities can take action to improve conditions during extreme heat events and prevent heat-related deaths, many of which occur in low-income communities.

April 27, 2022 - Wired

Pioneer Square, Seattle

How To Preserve Both Affordable Housing and Urban Trees

Housing and environmental activists are calling on the city to commit to a ‘Trees and’ approach, rejecting the perceived conflict between housing affordability and a healthy urban tree canopy.

April 26, 2022 - The Stranger

A view out over the city of San Jose, with downtown highrises in the background distance and smoggy air hanging overhead.

Saving San Jose's Vanishing Tree Canopy

Trees are vanishing from the San Jose, California cityscape. The city has a plan to reverse the damage, but significant challenges stand in the way of progress.

January 12, 2022 - The Mercury News

Downtown Phoenix

To Combat Rising Heat Deaths, Phoenix Creates Heat Response and Mitigation Office

As more extreme temperatures lead to an alarming rise in heat-related deaths across the country, Phoenix is taking action with the nation's first public heat response office.

December 26, 2021 - High Country News

Trees

How the Phoenix Tree Canopy Affects Urban Temperatures

As extreme weather intensifies, cities are using trees to mitigate the effects of climate change and reduce energy consumption.

September 27, 2021 - Vox

Trees and People

The Problem with Tree Planting Programs

Ambitious campaigns to plant trees in urban areas often don't take into account the complexities of growing and maintaining effective urban forests.

August 5, 2021 - Bloomberg CityLab

Pioneer Square, Seattle

Tree Equity Score: The U.S. Needs 522 Million More Urban Trees

As climate change intensifies the urban heat island effect, poorer neighborhoods bear the brunt of tree canopy inequity.

July 28, 2021 - The Urbanist

Los Angeles sprawl

New Urban Reforestation Program Launched to Address Shade Equity Disparities

Los Angeles County partners with The Tree Pledge and the Radical Resilience Lab to strategically plant trees where they are most needed.

January 19, 2021 - PRNewswire

Palm Trees

Where Los Angeles Most Needs Trees

Google has unveiled a new tool called Tree Canopy Lab in an effort to keep cities like Los Angeles cool by helping them to know where to plant more trees.

November 24, 2020 - The Verge

Honolulu

How to Increase the Urban Canopy in Cities

Former University of Hawaii professor Tom Dinell makes a case for the need for more trees in Honolulu, with recommendations that can be applied in other cities as well.

October 13, 2020 - Honolulu Civil Beat

Trees

A New Study Asserts the Importance of Urban Trees in Conservation Efforts

Data collected from 13 million tree planting records in 473 urban areas across 73 countries provides insight into the role of urban trees in biodiversity conservation.

October 7, 2020 - Cosmos Online

Boston Skyline with Dome

Boston Launches a 20-Year Urban Forestry Plan

The forthcoming Boston Urban Forestry Plan is expected to support communities that have been disproportionately exposed to environmental stressors.

October 6, 2020 - Smart Cities Dive

Chicago Lake Michigan Trees

Addressing Equity by Strategically Planting Millions of Trees

As part of the Trillion Trees Initiative, cities across the country are pledging to plant trees and restore urban forests to fight climate change and cool off disadvantaged communities.

August 31, 2020 - Bloomberg CityLab

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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.