greenhouse gases

compost bins

Two compost bins side-by-side. The bin on the left contains broken down organic material, while the one on the right contains fresh food scraps that have yet to break down. (David Silver/Flickr)

George Washington University
Urban composting programs have been popping up nationwide, and Common Good City Farm offers the DC area to have one of its own.
The George Washington University
GWU student Erica Halvorson always figured that what she put into her body was a personal decision, but it turns out that it is quite the public concern.
National Science Foundation
Over time, warming events in Greenland and the North Atlantic were followed by gradual cooling. These changes correlate well with the concentration of nitrous oxide found in ice core samples. Antarctic temperature variations, on the other hand, were... Read More
Climate change is more than a local problem. Cities worldwide are grappling with the consequences. In hope of discovering answers, C40 Cities has partnered with the Clinton Climate Initiative to enhance debate on environmental policy. Watch More C40... Read More
When it comes to energy use, lots of numbers get thrown around.