Urban trees can lower local air temperatures by 8-12 degrees Celsius in Central European cities, and up to 12 degrees Celsius at pedestrian level through radiation blockage and transpiration. This isn ...

The D.C. area’s council of governments wants to get at least half of the region covered in trees. After years of shrinking tree cover, the Metropolitan Washington Council of Governments (COG) adopted ...

You aren't imagining things, those dog days of summer are getting hotter. Longer, hotter heat waves are becoming the norm, and keeping cool in your backyard is becoming more challenging. Higher temps ...

Cities are living organisms — constantly growing, shifting, and reshaping themselves around the people who inhabit them. But not all parts of a city grow evenly. One of the clearest indicators of ...

Vasef is the executive director of Friends of Trees, a nonprofit organization that has planted 900,000 trees and native shrubs in western Oregon and southwest Washington since 1989. The recent report ...

Since 2011, Charlotte City Council has rallied behind a goal to restore the city’s most effective natural air conditioning system: trees. However, residential development, storm damage and an aging ...

On a gray January morning, in a muddy right-of-way near the Kentucky Exposition Center, a crew of contractors worked a half-dozen bald cypresses into the earth, part of a project in anticipation of a ...

The Minnehaha neighborhood now has more trees thanks to the efforts of volunteers and staff from the Clark Conservation District and Clark County Public Works in January. The conservation district ...