Higher concentrations of greenhouse gases are cooling Earth's upper atmosphere while warming the planet's surface.
Research into energy-efficient windows for a home renovation discovers some surprising benefits.
An ancient evergreen tree reveals its secret life to scientists, helping them decode climate history.
New study by scientists in India finds that the biggest glacier in the Indian portion of Kashmir has shrunk, imperiling the water supply of millions of people in the region..
A new guide gives advice for talking with people who don't accept climate change, in hopes of getting them to change their minds.
Tropical deforestation rates this decade are higher than during the 1990s, resulting in 135 plant, animal, and insect species being lost every day.
Frequent oil spills in the Red Sea off the coast of Egypt kill marine life and damage the environment.
Geothermal, or geo-exchange, heating systems have many environmental advantages, but a few drawbacks, too.
Today's green news: reading about edible clothing, your dog's eco-pawprint, a green plane, and lightning's effect on the environment.
Hurricane Katrina provided New Orleans with the opportunity to be part of an environmental revolution and rebuild its houses, schools, and neighborhoods in a green, sustainable way.
Melting ice on Mt. Kilimanjaro is mirrored on other tropical summits around the world affected by global warming.
In Texas, neighbors experiment with oyster gardening to help rebuild reefs damaged by Hurricane Ike.
The Department of Energy's ARPA-E is funding projects it hopes will revolutionize the way Americans produce and use energy.
Palm oil is in everything from fuel to cosmetics. Is it a solution or a problem?
Americans are using less water than they did 50 years ago, thanks to conservation measures.