Increase in sediments such as iron could change quality of water sources for local communities such as Kobuk and Kivalina. The impact on animals and plants are unknown and researchers are aware of potential changes in the food web in the future.
Just over a year ago, the Alaska Department of Fish and Game applied the pesticide rotenone to two lakes and a stream in the remote Miller Creek drainage on the northern Kenai Peninsula to eradicate the last known population of invasive northern pike on the Kenai Peninsula.
A site visit to Newtok on September 30, shows severe erosion from impacts of storm (typhoon Merbok). The images show both severe permafrost melt and river erosion.
The City of Unalakleet now has a working generator to power its local water plant, but the community plans to be on a boil water notice for an extended period of time.
During a community meeting, Chevak residents said better emergency planning should be a long-term priority. For now, though, assessing damage is the focus.
The number of sockeye returning to Klukshu, Yukon, to spawn began to drop off in the 1990s. This year, hundreds of the bright red fish line the small creek that winds through the village. Neither the Champagne and Aishihik First Nations nor Fisheries and Oceans Canada are sure why the fish have returned after decades of steady decline.
Permafrost is ground that stays frozen year round; the permafrost in interior Alaska also has massive wedges of actual ice locked within the frozen ground. When that ice melts, the ground surface collapses and forms a sinkhole that can fill with water. Thus, a thermokarst lake is born. At first glance, Big Trail looks like any lake. But look closer and there's something disturbing the surface: bubbles.
The heavy rains and high water from storm Murdok today and Monday are contributing to the erosion of the old landfill and river bank.
The aftermath of Typhoon Merbok left fuel tanks floating and home flooded, but locals also saw an opportunity.
Between the fall of 2021 and the fall of 2022, APU students observed a dramatic decrease in the number of Peregrine Falcons between Eagle and Circle, Alaska.
Sherol Mershon runs the Silver Fin Bed and Breakfast, on the shore of Lake Aleknagik. She’s hung fishing nets for 45 years and has seen her fair share of wildlife. So when her guests told her they saw whales in the lake, she had her doubts.
Scientists and officials are advising hikers to be careful around the ice cave.
Drained lake basins make up more than half of the Arctic coastal plain, but the complete drainage of a lake is rarely witnessed by people.
"The event occurred on June 29th, on our native allotment near Kotzebue (Illivak). We left home in the morning and when we came back around 8:00 PM in the evening the whole lake had drained! It looked like it was blown up with dynamite."
This eye catching insect is the adult stonefly.
June 20, 2022 The wastewater treatment plant in Carmacks, Yukon, is at risk of flooding. The village has issued an evacuation alert for homes served by that plant.
Community gravel source and old dump site threated by erosion.
The territorial government is alerting residents to be prepared for potential impacts of flooding in certain areas of Ross River.
Emergency measures organization has issued advisories for Upper Liard, Carmacks and Ross River areas.
There were a plenty of what appeared to be juvenile dead stickle back fish on the top of the embankment of a few ponds.
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