Denali — the tallest peak in North America — not only has a new name (or, more accurately, its old name), but a new official height.
Speaking in Alaska, President Barack Obama warned that climate change is no longer a problem of the future, but rather a challenge for now and one that will define the next century.
It’s an ideal laboratory -- or perhaps a harbinger -- of how climate change could affect the rest of the lower 48 states.
Denali was renamed McKinley in 1896 for a future president, but local authorities worked to restore its traditional name.
As much of the U.S. West is experiencing wildfires, learn how these blazes can affect your health.
Hundreds of wildfires are burning in Alaska and Canada, consuming more than 5 million acres of forest.
Rising temperatures are expected to increase wildfire risks in Alaska, just as in the rest of the western U.S.
Go inside Mendenhall Glacier near Juneau, Alaska -- a-12-mile-long sheet of ice.
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