JUNEAU, Alaska — Alaska’s population decreased by 3,048 people — 0.4 percent — from July 2018 to July 2019, based on estimates released Wednesday by the Alaska Department of Labor and Workforce Development. This was the third straight year of decline for the state’s total population, which peaked at 739,649 in July 2016 and […]
Written by: Michelle Ma | University of Washington Killer whales prefer to eat only the biggest, juiciest Chinook salmon they can find. The larger the fish, the more energy a whale can get for its meal. Each year these top ocean predators consume more than 2.5 million adult Chinook salmon along the West Coast. […]
“It’s clear evidence these chemicals can affect populations.” Image-Scientists in Saskatchewan found that consuming small amounts of neonicotinoids led white-crowned sparrows to lose significant amounts of weight and delay migration, threatening their ability to reproduce. (Photo: Jen Goellnitz/Flickr/cc) In addition to devastating effects on bee populations and the pollination needed to feed humans and other […]
The U.S. Revenue Cutter Thetis moored to sea ice near King Island, Alaska, in 1903.Courtesy of Coast Guard Museum Northwest Our knowledge of the dwindling sea ice coverage in the Arctic Ocean comes mostly through satellites, which since 1979 have imaged the sea ice from above. The University of Washington’s Pan-Arctic Ice Ocean and […]