Evidence Of What Killed St. Paul Island Wooly Mammoths

Evidence Of What Killed St. Paul Island Wooly Mammoths By Ned Rozell [fusion_dropcap]U[/fusion_dropcap]sing the tiniest of clues, scientists have determined what probably killed the woolly mammoths of St. Paul Island — thirst. “It looks like climate did them in,” said Matthew Wooller, the UAF scientist who in 2013 went to St. Paul as part of [...]

Alaska Bears Harass Unmanned Science Instruments

Alaska Bears Harass Unmanned Science Instruments By Ned Rozell [fusion_dropcap]I[/fusion_dropcap]nterior Alaska is a hungry place — lots of boreal forest and swampy wetlands with big, flat rivers winding through. Wildlife sightings, especially of big mammals, are rare. But a recent video posted by a seismologist makes the Tanana River flats look like the Serengeti. A [...]

Fire breaks down and builds up Alaska boreal forest

Fire breaks down and builds up Alaska boreal forest By Ned Rozell I once wrote about how fire had ravaged more than 10 percent of Interior Alaska during two smoky summers. A wildlife biologist called me out for choosing an inadequate verb. Tom Paragi chooses words that are more positive when he looks at a [...]

Calling frogs signal the change of season

Calling frogs signal the change of season By Ned Rozell [fusion_dropcap]N[/fusion_dropcap]EAR BALLAINE LAKE — Over the blat of engines and hum of tires on nearby Farmers Loop, Mark Spangler hears the chuckles of the animal he is studying. Male wood frogs in a one-acre pond on the campus of the University of Alaska Fairbanks are [...]

Many Signs of Alaska’s Climate Change

Many Signs of Alaska's Climate Change By Ned Rozell [fusion_dropcap]I[/fusion_dropcap]n anticipation of an arctic science conference happening next month in Fairbanks, an editor asked me to write a column on climate change in the north. I told her climate stability would be the bigger story, since basswood trees used to grow in Fairbanks and redwoods [...]

Ice Worms: Enigmas of the North

Ice Worms: Enigmas of the North By Ned Rozell [fusion_dropcap]R[/fusion_dropcap]ecent research on the ice worm has shone some light on the tiny creature that appears when the sun sets on warmish glaciers. Few people have seen ice worms, but they are not mythical. Wispy and less than one inch long, ice worms live on glaciers, [...]

Harmful Toxins Detected in Alaska Marine Mammals

Harmful Toxins Detected in Alaska Marine Mammals From a NOAA Press Release: [fusion_dropcap]T[/fusion_dropcap]oxins from harmful algae are present in Alaskan marine food webs in high enough concentrations to be detected in marine mammals from Southeast Alaska to the Arctic Ocean, including whales, walruses, sea lions, seals, porpoises and sea otters, according to The next link/button [...]

Alaska Polar Bears Walking a Treadmill of Ice

Alaska Polar Bears Walking a Treadmill of Ice By Ned Rozell Stronger winds and thinner ice are forcing Alaska polar bears to work harder to remain in Alaska, according to scientists who have studied increased movements of both sea ice and bears. "There's an energetic cost to stay in Alaska," said David Douglas of the [...]

The Beauty of Alaska’s St. Matthew Island

The Beauty of Alaska's St. Matthew Island By Ned Rozell [fusion_dropcap]S[/fusion_dropcap]T. MATTHEW ISLAND — I'm resting on a mattress of tundra plants that are growing more than 200 miles from the nearest Alaska village. While I have snuck away here to my own private ridgetop, eight other people, all scientists, are somewhere on this 30-mile-long [...]

Kenai bark beetles primed for another devastating run

Kenai bark beetles primed for another devastating run By Ned Rozell [fusion_dropcap]E[/fusion_dropcap]d Berg has spent much of his life observing the natural happenings on a large peninsula (the Kenai) that juts from a larger peninsula (Alaska). The retired ecologist who worked many years for the U.S. Fish and Wildlife Service has been around long enough [...]