Glaciers carry unique organic carbon fingerprints that reflect geography and pollution, influencing ecosystems downstream.

Located at the top of the continental U.S., Montana offers a rugged landscape to explore. From glistening lakes to stunning ...

An analysis of data from 1999 through 2023 shows 93% of parks and wilderness areas saw improved air quality on clear days.

Snowpack conditions continuing to change sporadically in shoulder season, federal agency says after charging multiple park ...

But Alexandra Pierce, tourism manager for the City and Borough of Juneau, said that as of now she still expects the total ...

The implications stretch far beyond airline revenue. While Canada was a relatively low-carbon, close-to-home travel option ...

Ice Peaks was supposed to sprawl across Washington, from the Canadian border to Mount Adams. But politics got in the way.

I visited all the major US national parks and ranked them based on factors like beauty and crowd size. My favorites include ...

Learn all about the best national parks in the US and find your next destination for outdoor activities, especially hiking.

The National Park Service describes Kenai Fjords National Park in Alaska as the location “where mountains, ice and ocean meet.” This description provides you with a good idea of what you can see at ...

Markwayne Mullin (R-Okla.) on Sunday weighed in on the U.S.-Canada relationship amid tensions over trade between the two countries. “Senator, has the United States lost Canada as an ally?” ...

Holland America Line, a leader in Alaska cruising, is kicking off its season Saturday, April 26. Six Holland America Line ...