Melting glaciers are leaving behind unstable lakes around the world. Millions of people live downstream, in places increasingly threatened by deadly flash floods. What will it take to protect them?
The Biden administration catalogued 175,000 square miles of old growth and mature forests on federal land. It plans a new rule to better protect woodlands from fires and other climate change effects.
The island is facing one of its worst dry spells in a century, and both the agricultural and high-tech sectors are competing for scarce water resources.
Ice in Antarctica is melting rapidly. That's driving sea level rise around the world. But some places are threatened more than others, and Texas is in the crosshairs.
The ice that covers the Arctic Ocean is shrinking as the climate gets hotter. Scientists are finding it could be linked to weather that's helping fuel disasters.
A 2007 law could help the country meet its climate change goals by barring fossil fuels from new and remodeled federal buildings. But the law has been on hold and gas utilities want to repeal it.
The massive ice sheet on Greenland is shrinking as the climate gets hotter, pouring fresh water into the Atlantic Ocean. That could be setting off a chain reaction that's altering ocean ecosystems.