A fast-moving wildfire near Elliot Highway in Fairbanks, Alaska, has led to a Level 3 evacuation order for residents, with the fire rapidly growing to over a thousand acres.

The McDonald Fire has grown to over 39,000 acres west of the Tanana River, with statewide fires consuming 72,000 acres; critical fire danger and smoke advisories are in effect.

The Atchuelinguk Fire, an 800-acre tundra blaze near Marshall, Alaska, extinguished naturally. Ipsen said that the fire occurred in an area where blazes are allowed to play out when not threatening known sites of value or people. The cause of the fire has not been determined.

The damage wrought to the park’s road by melting permafrost is creating a new reality affecting visitors, park staff, local businesses and potentially wildlife.

A new report identifies climate change as one of the challenges facing transportation in Alaska's most famous national park.