Trees

Trees Dying by the Millions During California's Drought

A U.S. Forest Service survey has revealed the high costs of the California drought to one of the state's most treasured features: its sprawling forests.

May 10, 2015 - KPBS

Detroit Vacant Properties

How Urban Ugliness Increases Stress

The definition of blight may be in the eye of the beholder, but it may also be subconscious. Broken windows, abandoned buildings, and weed-filled yards may actually create stress and degrade health, according to a small study out of Philadelphia.

April 26, 2015 - Fast Co.Exist

The Red Cedar: a Resilient and Adaptive Urban Pioneer

Dave Taft pens an ode to the merits of the red cedar—a common tree in New York City and dry, empty lots all over the East.

February 21, 2015 - New York Times

Trees and People

Trees are Good for People—and Vice Versa

Sarah Laskow reports on recent research on the surprisingly two-way connection between the happiness of urban trees and the happiness of urban humans.

February 3, 2015 - Next City

When Will Dallas Update its Tree Ordinance?

A guest column in the Dallas Morning News takes the Dallas political machine to task for delaying a new tree ordinance.

January 28, 2015 - The Dallas Morning News

Gov-Elect Abbott Says Local Regulations 'California-ize' Texas

Texas Gov.-elect Greg Abbott takes aim at local regulations, exemplified by tree-cutting bans in cities like Houston and San Antonio.

January 9, 2015 - The Houston Chronicle

palms

Trees In Urban Design: Are You Planting a Liability or Growing an Asset?

Trees are a vital element of urban design, one that must considered at every stage of planning, design and development.

October 12, 2014 - Congress for the New Urbanism

How Los Angeles' Urban Parks Battle Climate Change

An overview of how Los Angeles County’s Department of Parks and Recreation is creating projects that tackle the effects of climate change, by planner Clement Lau.

August 1, 2014 - UrbDeZine

The Cambridge Tree Map Provides Data on Blossoms and Pollen

"What does a city look like drawn in trees?" Cambridge, Massachusetts recently released an exhaustive database of all the trees on public property around the city.

May 20, 2014 - The Boston Globe

Cities Map—and Track Benefits—of Urban Forest

OpenTreeMap allows cities to inventory trees and see the environmental and economic benefits.

April 16, 2014 - FastCompany Exist

Exposing the Fallacy of Sky Forests

Have you noticed the architectural trend in spicing up bland glass skyscrapers with forests of foliage? Tim de Chant strips away this veneer of extreme greenwashing by explaining why trees won't grow on a ledge 500 feet high.

March 28, 2013 - Per Square Mile

A Tree Grows in Pigeon Town

I don’t know what it is about New Orleans that makes me wax rhapsodic. But something about the city makes everyday life look poetic. I returned to the Crescent City last week after having last visited just seven months ago, when a tree planting

June 25, 2012 - Jeffrey Barg

As New York Plants One Million Trees, Benefits—and Some Burdens—Grow

The city’s MillionTrees program fights asthma and global warming. But tightening maintenance budgets, increasingly severe weather and decades-old planting decisions complicate trees’ contribution.

February 1, 2012 - City Limits

Why Your City's Urban Canopy May Be Failing

Trees are an increasingly important part of the urban infrastructure. However, a lack a awareness about how to plant and nurture large trees in urban environments dooms many trees to lackluster performance and a short life.

January 4, 2012 - The Globe and Mail

The Benefits of Urban Forests

Poor air quality has led to an explosion of a health problems among vulnerable populations, claims the American Society of Landscape Architects. This video explains how urban forests provide environmental benefits to densely populated cities.

December 15, 2011 - American Society of Lanscape Architects

Santa Monica OKs Urban Forest Master Plan

The plan is believed to set a precedent for urban forestry management. It includes a Street Tree Designations component, created in response to one failed attempt to replace non-native palms with other types of trees.

December 15, 2011 - The LookOut News

Tree Counting Goes Online, Interactive

PhillyTreeMap makes counting trees interactive with it’s users being able to add trees to its web-based digital map of Philadelphia, reports Gregory Thomas for the Philadelphia Inquirer.

August 3, 2011 - Philadelphia Inquirer

Urban Trees = Cleaner Air

Not that it's a real surprise that trees clean the air, but a new study shows that greenery in cities can have a significant effect on air quality.

July 25, 2011 - TheCityFix.com

The Importance of Trees

Elms, oaks and poplars- trees are an important part of our landscape, but their anonymity means that preservation can be challenging.

April 8, 2011 - The Cultural Landscape Foundation

Appreciating and Encouraging Urban Trees

This piece from The Vancouver Sun looks into the controversy surrounding the removal of trees in the city, and what would have to be done to begin encouraging more tree plantings in the city.

April 5, 2011 - The Vancouver Sun

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.