City improves safety and attractiveness of downtown area by replacing rusted and broken tree grates with Porous Pave, a porous, pour-in-place surfacing material that is a proven solution for green ...

As part of its continuing stewardship of the city's urban trees, the Seattle Department of Transportation replaced 38 metal tree grates along the sidewalks of 3 rd Avenue with permeable tree surrounds ...

POTTSTOWN, Pa.—There is a relatively new paving material making its way across the U.S. It is porous, flexible, environmentally friendly and is made from recycled tires. It's durable enough for people ...

WEST HAVEN — The city is renovating “tree pits” along Campbell Avenue as a safety and conservation measure, according to a city spokesman. The project requires removal of brick pavers and debris in ...

Pavements occupy twice the surface area of buildings in the U.S. In urban watersheds they produce two-thirds of excess runoff and are responsible for essentially all the runoff pollution and ...

Brian Holers is in the business of saving trees. He's a local arborist at Root Cause working to save hundreds of Seattle's trees from development. Holers uses what's called flexible porous pavement.

Look around. Pavement is everywhere. It covers much of what we drive and walk on, including roads, parking lots, sidewalks and pedestrian paths. It’s also impervious, for the most part. That means ...