Denali National Park has closed to visitors due to the rapidly spreading Riley Fire near its entrance, prompting evacuations and a significant firefighting response.
Muldrow Glacier on the north side of Denali is surging for the first time since the 1950s — moving 50 to 100 times faster than its usual pace. The surge was first glimpsed by K2 Aviation pilot Chris Palm last month. “I was thinking it looks really difficult to get onto the glacier right now,” Palm said. “It’s all shattered and torn up and jagged ice and deep crevasses everywhere.” The event could impact mountaineers scheduled to use the north approach to the mountain .
There are over one hundred and forty landslides along the Denali Park road, the 92 mile road through Denali National Park and Preserve. None are more threatening than the Pretty Rocks Landslide at Polychrome Pass.
Kettle ponds in Denali National Park contain less water this spring than in previous years, due to low snowfall and permafrost thaw. Shrubs are replacing grasses as the lakes dry.
A new report identifies climate change as one of the challenges facing transportation in Alaska's most famous national park.
Of the 140 unstable slopes along the 92-mile park road, Pretty Rocks has the most potential to disrupt traffic.
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