After a half-century of conflict, Colombia is regaining control of vast biologically rich areas that had been havens for rebel groups.

If you classify Rocky Mountain Institute as a think tank, you're half right

California may be a leader in climate policies, but much of its abundant oil reserves are nearly as carbon-intensive to extract and refine as Alberta tar sands crude.

Google, a company that's built everything from a search engine to a self-driving car, will now try its hand at a city neighborhood

If you’re a talented young data scientist scouting the next frontier, where do you go?

Collective action is a key component of water stewardship as framed by organizations such as the Alliance for Water Stewardship and the CEO Water Mandate.

Major dam and irrigation projects are drying up the wetlands that sustain life in the arid Sahel region of Africa.

The number of companies using internal carbon pricing to assess and control the carbon impact of their operations has jumped eightfold in the last four years, according to new research from CDP, driven by the rollout of carbon trading schemes in states and countries around the world.

Rising global emissions of some chlorine-containing chemicals could slow the progress made in healing the ozone layer.

In a development that has important implications for conservation, scientists are increasingly focusing not just on what species are present in an ecosystem ....