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Arctic Sea Ice Maximum at Record Low for Third Straight Year

Arctic Sea Ice Maximum at Record Low for Third Straight Year

BOULDER, Colo., March 22, 2017—Arctic sea ice was at a record low maximum extent for the third straight year, according to scientists at the National Snow and Ice Data Center (NSIDC) and NASA. On March 7, sea ice extent over the Arctic Ocean reached 14.42 million square kilometers…

Are Ravens Responsible for Wolf Packs?

Are Ravens Responsible for Wolf Packs?

People who study animal behavior think they may have found out why wolves hunt in packs — because ravens are such good scavengers. Scientists who watched wolves on Isle Royale in Lake Superior came up with the raven-wolf pack theory after puzzling over a question: Why do wolves…

NSF Awards $5.6 Million to Establish New Arctic Long-Term Ecological Research Site

NSF Awards $5.6 Million to Establish New Arctic Long-Term Ecological Research Site

The National Science Foundation (NSF) has made a $5.6 million, five-year grant to establish a Long-Term Ecological Research (LTER) site along the northern Alaskan coast that will focus on the interactions between land and ocean that shape coastal ecosystems in the Arctic over different time scales. Researchers at…

How to Conserve Polar Bears — and Maintain Subsistence Harvest — under Climate Change

How to Conserve Polar Bears — and Maintain Subsistence Harvest — under Climate Change

Polar bears are listed as a threatened species as the ice-covered ocean they depend on for hunting and…

Rapid Decline of Arctic Sea Ice a Combination of Climate Change and Natural Variability

Rapid Decline of Arctic Sea Ice a Combination of Climate Change and Natural Variability

Arctic sea ice in recent decades has declined even faster than predicted by most models of climate change.…

Far-North Mallards Thriving on the Edge

Far-North Mallards Thriving on the Edge

  With dogs’ breath fogging the 30-below zero air at their knees, 71 Iditarod mushers steamed their way…

Far-North Lake Trout Living in Mystery

Far-North Lake Trout Living in Mystery

In early March up on the frozen Arctic Coastal Plain, as the wind sculpts snow into drifts, it’s…

Are we living in a Warm Peak Between Ice Ages?

Are we living in a Warm Peak Between Ice Ages?

As another major rainstorm hit California in February, downtown San Francisco surpassed its normal rain total for an…

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