Scientist Rod Towell has been part of the fur seal counts since 1992. He said the difference at the rookeries is striking. Northern fur seal pup production has hit its lowest level since 1915.

A recent study estimates permafrost coverage on the peninsula has decreased by 60 percent since 1950. Permafrost is usually associated with Northern and Interior Alaska, but it also occurs in isolated pockets in wetlands on the Kenai Peninsula.

As lichen has disappeared, the herd has changed its diet. This adaptation could have global implications for reindeer facing a warming climate.

As Alaska warms and permafrost thaws, the chemistry of the Yukon River's water is transforming chemically, new research from the U.S. Geological Survey shows.

The 2007 fire was probably the first for that area in 6,500 years, according to scientific evidence examined later, Higuera said. But the wait for the next big burn won't be nearly as long, according to the evidence gathered in the study.

Scientists recently announced they had found an Asian tapeworm species in pink salmon caught off the coast of the Kenai Peninsula. Listen now

Flowers blooming near the mouth of the Klamath River

In Anchorage, the temperatures forecast for this week won't come close to breaking any city records, Ahsenmacher said. But they are a departure from years of mild winters that rarely saw temperatures below zero.

After years of low snow and higher winter temperatures, Anchorage once again looks like a real northern city thanks to a heavy layer of frost.

Clime Map is a Google Map based portal created by ANTHC with links to news articles about events from across the circumpolar north.

A robin was sighted in southcentral Alaska; an early arrival.

Letters: Climate change is driving long-term environmental damage and sudden catastrophes, presenting a global long-term threat to human security

Heavy snows over the weekend are likely to have saved up to half of the rare, endangered Saimaa seal pups being born this winter season from death by exposure or from predators.

It has been three years since the Anchorage ski jumping club has been able to hold our New Year competition.

Was observed for the first time.

A series of low pressure systems swept through western and northwestern Alaska beginning December 28 until things calmed down on January 2, leaving sections of villages without power and communicat

Climate change and the end of Soviet state support have forced 600,000 to migrate to the capital, leaving it struggling to cope.

Construction is beginning today on the ice road connecting Yellowknife to Dettah on the N.W.T.'s Yellowknife Bay, but a warm November means that it will open in January for the second time since the 2006/2007 season, and the second year in a row.