Sequoia and Kings Canyon national parks have canceled ranger programs and cut visitor center hours until further notice.

State officials have wrestled with the sea’s deteriorating condition as its water becomes fouler and its footprint shrinks, ...

Wildflower season, which typically runs from April to June in the Columbia Gorge depending on weather, is one of the most ...

Alaska’s Glacier Bay National Park was first designated a national monument a century ago. Even with climate change, Glacier ...