In southwestern Colorado, residents of more than 2,000 homes have been ordered to evacuate, and the San Juan National Forest is closed to visitors due to extreme risks.
A new survey of baobab trees in Africa finds that many of the oldest have died or significantly deteriorated in the last decade. Scientists say climate change and human intervention could be culprits.
Climate change is increasing the frequency of rainstorms in many parts of the U.S., and those storms bring more rain. Many communities don't have the drainage systems needed to handle all the water.
Thawing permafrost in Alaska's Arctic is making it harder for oil companies to operate there. But a cottage industry has cropped up with new gadgets to help.
The list of alleged ethical missteps by EPA Administrator Scott Pruitt just keeps growing longer, but they don't seem to be having any effect on his standing with President Trump.
Hurricanes are moving more slowly than they used to. That means storms are dumping more rain and doing more damage when they make landfall, as Hurricane Harvey did when it lingered over Houston.