Trees

Aerial view of Tacoma, Washington residential neighborhood with mature trees.

Tacoma Program Offers Free Street Trees

The Green Blocks program targets neighborhoods with the highest need for additional tree canopy.

September 4, 2024 - The Urbanist

Worker trims tall palm tree.

Planning for the End-of-Life of Urban Trees

Many of California’s 6 million urban trees are reaching the end of their lives. Arborists in Long Beach are turning them into useful lumber.

August 21, 2024 - Governing

Hand holding up an analog thermometer outdoors with trees in background.

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.

August 14, 2024 - University of New South Wales

Tall mature green trees lining a concrete walkway next to a street with multistory apartment buildings on other side and sun filtering through the leaves.

The Economic Value of Street Trees

Far from just providing shade and improving air quality, trees can also contribute to more resilient roads, lower energy costs, and reduced flood risk.

August 12, 2024 - Strong Towns

View of Portland skyline with green trees in foreground.

Invasive Beetles Put Oregon Forests at Risk

Two recently discovered borer beetles could lead to a significant loss of tree canopy.

July 16, 2024 - OPB

View of downtown Pittsburgh, PA with colorful fall trees in foreground.

Pittsburgh Nonprofit Awarded $200K for Urban Trees

The USDA grant is focused on providing disease-resistant fruit trees to local residents.

July 16, 2024 - Lancaster Farming

Manzanita tree against red rock desert background.

Planting for the Future: The Urban Trees of Tomorrow

How urban forest managers are preparing urban tree canopies for tomorrow’s climates.

May 30, 2024 - Wired

Close-up on young tree planted on urban median flanked by a sidewalk and a bike lane.

Planting Trees Where They are Most Needed

Recently, the U.S. Forest Service awarded over $1 billion in competitive grants to expand equitable access to trees and their benefits. Grantees include Los Angeles County and TreePeople, who are working to plant trees where they are most needed.

May 7, 2024 - United States Forest Service

Purple jacaranda trees in bloom in Los Angeles with tall white Art Deco buildings in background.

LA County Releases Draft Community Forest Management Plan

LA County's Chief Sustainability Office just released the discussion draft of Room to Grow, the first Community Forest Management Plan for the county.

April 21, 2024 - Los Angeles County Chief Sustainability Office

Two large California live oaks in a field of dry grass.

California’s Live Oaks in Focus

The new exhibit explores the hidden network that allows heritage coast live oak trees to communicate with one another.

April 4, 2024 - Outlook Valley Sun

Mature jacaranda trees full of purple blooms on street in Los Angeles, California.

Expanding LA's Urban Forest

The County of Los Angeles Chief Sustainability Office is leading the effort to prepare the county's first Urban Forest Management Plan.

March 19, 2024 - Los Angeles County Chief Sustainability Office

Group of people planting a small tree.

Southern California Water District Offers $100 Rebate for Planting Trees

Residents and businesses can choose from a list of eligible trees to support efforts to boost urban tree canopies and help with stormwater retention.

March 14, 2024 - Smart Cities Dive

View of downtown Los Angeles from elevated hillside with palm trees in foreground and pink sky.

Planning for Trees in Los Angeles

The County and City of Los Angeles are working together on community engagement efforts for their Urban Forest Management Plans (UFMPs).

February 21, 2024 - LAist

Looking up at a modern glass skyscraper with green tree next to it.

The Benefits of Trees

In addition to all the economically valuable services they provide, trees are beautiful as pure aesthetic objects and a welcome presence in any landscape.

February 19, 2024 - Corey Squire

Close-up of yellow lemon growing on tree poking through chain link fence.

The Promise of Urban Food Forests

Planting food-producing trees can offer both shade and a source of healthy foods in concrete-dominated neighborhoods.

February 9, 2024 - Grist

View of One World Trade Center down straight street with bright green trees on either side.

Tree Folio NYC Aims to Monitor Urban Forest in Real Time

A new tool could help the city reach its goal of planting up to 250,000 new trees by 2035.

January 11, 2024 - Yahoo News

Sunset view of tall palm trees and shorter trees lining empty street with Los Angeles skyline and crescent moon in background.

Los Angeles Seeks Public Input for Urban Forest Plans

The County and City of Los Angeles are working together on community engagement efforts for their Urban Forest Management Plans (UFMPs).

January 9, 2024 - County of Los Angeles

People walking on paved path in green city park with trees and tall city skyscrapers in background.

Green Spaces Benefit Neighborhoods—When Residents can Reach Them

A study comparing green space and walkability scores found that, without effective access to local parks, residents of greener neighborhoods don’t reap the health benefits.

December 3, 2023 - American Heart Association News

Canada geese and ducks on the shore of a lake with red brick boathouse in background across the lake in Lincoln Park, Los Angeles.

Study: How Urban Redlining Impacts Bird Populations

A legacy of historic housing discrimination and disinvestment is having lasting effects on more than just human lives in cities.

October 19, 2023 - Phys.org

View of Albuquerque, New Mexico with green trees in foreground, mountains in background against sunset sky.

Growing ‘Climate Ready’ Urban Trees

A New Mexico research program will assess the health of seedlings to understand which trees will be most resilient to climate risks.

October 18, 2023 - Route Fifty

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.

Top Books

An annual review of books related to planning.

Top Schools

The definitive ranking of graduate planning programs.

100 Most Influential Urbanists

The who's who of urbanism, according to Planetizen readers.

Urban Planning Creators You Should Know

A short list of voices on social, video, and podcasting platforms.