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?
New technologies suck CO2 from sources before it enters the atmosphere. The U.S. expands this technology to reduce emissions contributing to climate change.
Wetlands are home to rich biodiversity and serve important ecological functions, such as absorbing floodwaters and filtering pollutants. They benefit humans, providing food, fresh...
"What we do right now, today, matters," Kerry told delegates at a climate change summit developing rules to implement the Paris climate agreement.
Residents of Isle de Jean Charles, Louisiana,are working together to reduce the effects of rising sea levels as a result of climate change.
With bicycle boulevards, 'sharrows' and more than 500 kilometers of bikeways, Portland, Oregon, has become one of the greenest cities in the U.S.
U.S. and China, who produce 38 percent of the world's carbon dioxide emissions, have joined the Paris accord to keep the Earth's temperature from rising.
The YALI Network began a campaign among young Africans that bridged online enthusiasm and real-world action on how climate change affects their communities.
Once a declining industrial metropolis with steel mills spewing black smoke and soot into the sky, Pittsburgh has transformed itself into a vibrant green city.