April 16, 2014, 10am PDT
OpenTreeMap allows cities to inventory trees and see the environmental and economic benefits.
March 28, 2013, 9am PDT
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.
June 25, 2012, 7pm PDT
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 I participated in was marred by the tragic shooting of a 21-year-old just around the corner in a neighborhood known as Pigeon Town. I knew I had to go back.
February 1, 2012, 5am PST
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.
January 4, 2012, 1pm PST
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.
December 15, 2011, 1pm PST
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.
American Society of Lanscape Architects
December 15, 2011, 6am PST
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.
August 3, 2011, 10am PDT
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.
July 25, 2011, 8am PDT
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.
April 8, 2011, 12pm PDT
Elms, oaks and poplars- trees are an important part of our landscape, but their anonymity means that preservation can be challenging.
The Cultural Landscape Foundation
April 5, 2011, 6am PDT
This piece from <em>The Vancouver Sun</em> 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.
January 26, 2011, 6am PST
With a downtown largely devoid of trees, Minneapolis is considering a new plan that would add more green life and greenspace to the city's center.
January 11, 2011, 7am PST
A study of tree cover and pregnant women suggests that women living in areas with more trees are less likely to give birth to undersized babies.
November 21, 2010, 9am PST
A historic tree near the campus of Stanford University is the centerpiece of a fight to redirect California's planned high speed rail project.
November 14, 2010, 5am PST
Researchers in Taiwan have discovered that gold nanoparticles can create luminescence in tree leaves, opening the possibility of glowing trees that cold act as streetlights.
August 5, 2010, 10am PDT
Carbon dioxide is one of the most widespread greenhouse gases produced by humans. Trees can absorb it, but release it when they die. Scientists are looking to build artificial trees to do the job permanently.
May 2, 2010, 7am PDT
<em>GOOD</em> points us to a new project that harnesses the power of citizens to create a census of trees in San Francisco.
April 1, 2010, 6am PDT
This oped from <em>The National</em> calls for increased attention to the streetscapes of the United Arab Emirate, specifically the lack of non-palm trees and seating.
November 10, 2009, 8am PST
A new rating system for open and planted spaces has been created, offering a way to identify the most sustainable landscapes.
April 8, 2009, 11am PDT
Officials in San Antonio say they've closed a legal loophole that allowed developers to clear trees for ranching or farming.