Contaminants in animals give clues about the health of the north

Contaminants in animals give clues about the health of the north

FAIRBANKS — An environmental mystery lies in the remote Aleutian chain, the archipelago that stretches from mainland Alaska to Asia: Why do endangered Steller sea...
New footage shows Narwhal use tusk to stun Arctic cod

New footage shows Narwhal use tusk to stun Arctic cod

Footage captured by aerial drones as part of a narwhal research camp in Tremblay Sound in north Baffin has given biologists new insights into...
Alaska tundra has become a carbon emitter rather than carbon sink, study finds

Alaska tundra has become a carbon emitter rather than carbon sink,...

The tundra of Alaska and other Arctic regions once soaked up atmospheric carbon and locked it in the frozen ground, reducing the amount of earth-warming...
Threat of moose-killing tick infestation looms as far-north climate warms

Threat of moose-killing tick infestation looms as far-north climate warms

A small but dangerous parasite, the winter tick, is spreading north and west as winters become shorter and now is knocking at Alaska’s border.The...
New industrial poisons may threaten Arctic environment, says study

New industrial poisons may threaten Arctic environment, says study

Newly discovered industrial poisons are entering the Arctic food chain, but scientific researchers don’t know enough about them to figure out which ones are...
Scientists keep increasing their projections for how much the oceans will rise this century

Scientists keep increasing their projections for how much the oceans will...

A report by a leading research body monitoring the Arctic has found that previous projections of global sea level rise for the end of...
Arctic Ocean on track to be ice-free in summer by 2040

Arctic Ocean on track to be ice-free in summer by 2040

The Arctic Ocean is on track to become ice-free in summers as soon as two decades from now, while autumn and winter temperatures in...
Arctic thaw quickening threatens trillion-dollar costs, says report

Arctic thaw quickening threatens trillion-dollar costs, says report

OSLO — The Arctic's quickening thaw is melting the permafrost under buildings and roads from Siberia to Alaska, raising world sea levels and disrupting temperature...
Thick ice formations in Arctic rivers are melting earlier in summer

Thick ice formations in Arctic rivers are melting earlier in summer

Two scientists’ fascination with the layered ice mounds that build up along Arctic Alaska rivers led to an important discovery — that ice now...
The Arctic Ocean has become a garbage trap for billions of pieces of plastic

The Arctic Ocean has become a garbage trap for billions of...

Drifts of floating plastic that humans have dumped into the world's oceans are flowing into the waters of the Arctic as a result of...