Ice conditions on the Yukon have changed since the 1980's. Now, open water is more common in spots along the river, which impacts winter travel.
Unusually warm temperatures for an extended period this winter has affected the ability to travel because the river isn't freezing over.
River erosion along the Yukon River near..?
11-1-13 Boats still on the river - Koyukuk, Alaska, USA
6-17-12 Heat wave across Interior - Galena, Alaska, USA
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