Living on Earth
Meet the star-studded science team recruited to lead major departments during Obama's presidency.
New research reveals that lead exposure in early development shrinks key areas of the brain, and is linked with violent crime.
Progress was modest at the conference, but Senator John Kerry is optimistic the U.S. will play a vital part in forging an effective climate treaty.
If you're looking for gifts that are good for the planet, here are a few suggestions that are affordable, and quite unique.
Some say the EPA under the Bush presidency had a disregard for science and decreased enforcement of laws protecting the environment and public health.
Before heading to the toy store for holiday shopping, parents should be aware of the harmful chemicals that might be in some toys.
Barack Obama pledged strong action to combat climate change -- his videotaped remarks received a standing ovation at the Governorsâ€™ Global Climate Summit in LA.
Lawmakers and environmentalist say now is the time to demand more fuel-efficient cars from Detroit automakers.
African Americans are more likely to have insufficient amounts of vitamin D -- that makes them more likely to get diseases like cancer and diabetes.
Entrepreneur Shai Agassi says he has a better idea -- better than Ford, GM, or Toyota ; he wants to clean up the world one electric car at a time.