Nepal will increase the permit fees for climbing Mount Everest by more than 35%, making the world’s tallest peak more expensive for mountaineers for the first time in nearly a decade ...

(AP Photo/Becky Bohrer, file) Follow live updates on President Donald Trump’s return to Washington JUNEAU, Alaska (AP) — President Donald Trump issued an executive order Monday calling for North ...

President Donald Trump signed an executive order Monday renaming Denali—the highest peak in North America—to Mount McKinley, the Alaska mountain’s name prior to 2015, a move he has suggested ...

The consequences for our bodies of repeated exposure to heat, drought and wildfire smoke will mount. But climate assessments are not yet taking this into account. Some effects of climate change ...