Warming brings unwelcome change to Alaska villages

Anchorage Daily News: Beavers have colonized the Wulik River, Kivalina's main source for water. Beaver feces carry a microscopic protozoa that can cause giardia, known to campers elsewhere in Alaska as "beaver fever." Diarrhea and vomiting are symptoms. Kivalina hunters using the Wulik as a corridor to inland caribou herds have been warned to boil water before drinking it. Beavers are among the unwelcome changes associated with climate change, said Michael Brubaker, lead author of reports documenting how two northwest......

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