Saving the animals

COEUR D'ALENE PRESS | UPDATED 11 YEARS, 10 MONTHS AGO

Tanana River study: How to identify dangerous ice

FAIRBANKS, Alaska (AP) - After mushing dogs on the Tanana River for 20 years, both for trapping and recreational purposes, Knut Kielland decided to figure out why the river freezes - or doesn't freeze - the way it does.

COEUR D'ALENE PRESS | UPDATED 12 YEARS AGO