President Trump's proposed budget would cut money for climate research that measures a warming world. We tag along to see how air samples are collected on a Colorado mountaintop.
The "off-bottom" production method, in which oysters are grown in hanging baskets tumbled by waves, is starting to flourish on the Gulf coast — and demand for these boutique bivalves is growing.
Colstrip, Mont., is home to the second-largest coal power plant in the West. The plant's customers in other states are turning away from coal, so locals are looking for support in making a transition.
A Saturday deadline is approaching for Interior Secretary Ryan Zinke to recommend whether the controversial new Bears Ears National Monument in Utah should be abolished or shrunk. It's the first of a larger review of national monuments stemming from an executive order by President Trump last month.
It's the Green Climate Fund. It was called out last week by President Trump, who said he would cut off U.S. "billions." What does it do, exactly, and what will be the impact of the cutback?
About 5 percent of pregnant women infected with Zika in Puerto Rico and other U.S. territories last year had babies with birth defects, says the federal health agency. And the risk isn't over.
Kenya is the latest African country to combat the environmental problems caused by plastic bags. They litter the landscape, but many Kenyans find them indispensable for daily life.
Right now, the government rents farmland to help protect soil and water. But once the land is farmed again, the benefits disappear. Environmentalists want to change that.
Scientists and activists in India are training citizens to collect information on water issues like contamination — and upload it so it can be used to push for change.
The governor plans to sign a bill that will let homeowners sell excess electricity to their utility at retail rates. Solar companies stopped seeking new customers because incentives were phased out.