In 2011, Philadelphia’s city-owned water utility drew national attention when it began Green City, Clean Waters, a 25-year program to manage an increasing volume of stormwater by using mostly “green infrastructure,” such as rain gardens and porous pavements, which allows rain to soak into the ground rather than becoming runoff that pollutes rivers and creeks.

Read more ...

Methane-oxidizing bacteria could play a greater role than previously thought in preventing the release of climate-damaging methane from lakes, researchers from Bremen report. 

Read more ...

The swift fox — known as Nóouhàh-Toka’na to the Aaniiih and Nakoda tribes — once roamed the Western plains from Texas to Canada, eating small rodents and insects. But their numbers swooned with the arrival of settlers, who plowed their grasslands and set poison baits for canine predators.

Read more ...

More Articles ...

Subcategories