August 30, 2016, 8am PDT
Some good news from a state that has seen far too much bad news this year: local officials report that the trees of New Orleans are making a surprisingly strong comeback after devastation wrought by Hurricane Katrina.
April 29, 2016, 2pm PDT
The Chicago Region Trees Initiative provides a regional model for planting and protecting a sustainable natural environment in and around cities and communities.
April 28, 2016, 8am PDT
The U.S. Forest Service has continued to refine the valuable i-Tree software program, which allows cities to calculate the benefits, in dollar figures, of the urban forest.
March 3, 2016, 1pm PST
As more and more people live on this planet, the pressure to build smart cities that feature environmentally sustainable infrastructure will become immense. Planners will be challenged to do more with less. Here's a discussion of this complex issue.
February 29, 2016, 5am PST
A tiny insect, native to Asia, has been killing trees in huge numbers around the United States since 2002. With the emerald ash borer expected to spread, cities are trying to prepare to combat the worst of the devastation.
January 29, 2016, 1pm PST
New research reveals more of the details of how trees provide therapeutic effects for humans.
October 29, 2015, 10am PDT
A surprising argument from an article in Seattle publication Crosscut this week: density is the mortal enemy of trees.
October 26, 2015, 12pm PDT
Citizens in developing corners of the world are prioritizing green infrastructure as they struggle to deal with the environmental consequences of rapid growth.
September 26, 2015, 9am PDT
New research suggests that trees offer a "layer of protection" for cardiovascular disease.
September 18, 2015, 5am PDT
The satirical site The Onion has been consistently roasting the contemporary conversation about urban living.
September 17, 2015, 5am PDT
A closer look at the data of a study revealing the number of trees on the planet shows several ways to compare and contrast the relative resources, in the form of trees, of countries around the world.
September 4, 2015, 9am PDT
A news study, combining satellite imagery and field study, dramatically increases the estimated trees in the world. What has not changed: how quickly humans are killing those trees off.
May 10, 2015, 7am PDT
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.
April 26, 2015, 1pm PDT
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.
February 21, 2015, 1pm PST
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 3, 2015, 2pm PST
Sarah Laskow reports on recent research on the surprisingly two-way connection between the happiness of urban trees and the happiness of urban humans.
January 28, 2015, 1pm PST
A guest column in the Dallas Morning News takes the Dallas political machine to task for delaying a new tree ordinance.
January 9, 2015, 9am PST
Texas Gov.-elect Greg Abbott takes aim at local regulations, exemplified by tree-cutting bans in cities like Houston and San Antonio.
October 12, 2014, 9am PDT
Trees are a vital element of urban design, one that must considered at every stage of planning, design and development.
Congress for the New Urbanism
August 1, 2014, 11am PDT
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.