On Earth Day, April 22, celebrate the many species of wildlife that make the Earth's polar regions their home. This free poster is available for printing.
Wind energy has come a long way. Today it's more efficient and cheaper than ever. What do you think you know about wind energy that isn't true?
Demand for elephant ivory in China has dropped sharply as that country plans to end the legal trade in ivory later this year.
An American environmental group signed an agreement with Chile’s government to donate huge tracts of land for new national parks.
DNA "fingerprinting" has allowed timber companies to use the latest genetic technology to ensure that lumber has been legally harvested.
The rural town !Kheis in South Africa is cooler than ever before with a simple, energy-efficient technology to keep buildings cool.
A water wheel in Baltimore, named "Mr. Trash Wheel" by residents, is churning up ideas for cleaning coastal cities around the world.
It only took a few years — and good planning — to make big oil producer Texas the leader in U.S. wind energy.
Catching carbon soot in car exhaust, Anirudh Sharma of MIT discovered a way to recycle pollution into something beautiful: Air Ink.