Country moves to make natural-gas fired plants the new clean-power standard.

The story of a species on the brink of extinction.

A U.S. military base goes solar.

U.S. Supreme Court decision clears path for genetically modified alfalfa.

The switch to efficient lighting will have a significant impact on emissions – and climate change.

Dot Earth asks why oil salvaged from the spill is going to BP instead of U.S. reserves.

Move follows plastic bag prohibitions by several Californian cities.

But do the functional benefits meet the aesthetic aims?

BPA and other everyday toxins are being linked to major health problems. How can policymakers protect us?

New nanotechnology research means your pants may one day power your iPod.