Running a 10-kilometer race will burn calories and improve your health. Beyond those benefits, an annual footrace contributes to reforestation and erosion prevention in...
Athletes from around the world will be vying for Olympic and Paralympic medals during this year's games in Rio. But these medals have some special details.
Several U.S. cities are leveraging technology to reduce traffic's effect on climate change. Look at the winner of the "Smart City Challenge."
Join world leaders as they discuss ways to protect our ocean for the future of the world during the #OurOcean conference.
Remote Ta'ū Island in American Samoa switched from burning 300 gallons of diesel fuel a day to nearly 100 percent solar power. How did they do it?
The U.S. is connecting Palestinians to water treatment systems that keep people safe and promote jobs. The possibility for peace is growing in the process.
American Prairie Reserve, a public-private partnership, is bringing back buffalo, birds and big, open sky to the Montana prairie.
Falling costs for the technology powering electric cars and stricter emissions regulation are among the reasons electric vehicles are becoming more popular.
What will you be doing in 2025? The United States is going to be producing 26 percent less greenhouse gas than it did in 2005.