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Alaska Science Forum: A float down the Tanana River

...the Yukon near the village of Tanana.All this water of questionable depth is tough to quantify, but according to USGS scientists the amount of water moving us along at 5 miles per hour is like 61,000 of my 5-gallon water jugs flowing by each...
Government raises estimates of slope's petroleum reserves

...went into production last November and is performing better than expected. Bird said in doing the reassessment, USGS scientists extended the geologic trend found at Alpine west into the NPRA. "I think these numbers are very realistic given...
Golden eagles' flight patterns raise worries about North Slope

...and protect them and the young practice their flying and hunting skills. McIntyre and Michael Collopy, a former USGS scientist who is department chairman of Environmental and Resource Sciences at the University of Nevada in Reno, tracked the...
Budget cuts pare real-time monitoring of volcanoes

...actually addressing the Cleveland eruption in the way that it really should be," said geophysicist John Power, the USGS scientist in charge at the Alaska Volcano Observatory.A second Alaska volcano began heating up Monday. Pavlof Volcano, 625...
New federal study shows mercury in fish widespread

...levels, the researchers said. "Some ecosystems are more sensitive than others," said Barbara Scudder, the lead USGS scientist on the study. All but two states - Alaska and Wyoming - have issued fish-consumption advisories because of mercury...
Federal officials delay 'challenging' decision on polar bear listing

...the world's polar bears, including those along the coasts of Alaska and Russia, would be likely to disappear. USGS scientists also said that regional efforts to protect polar bears - such as restricting oil and gas development or subsistence...
Scientists say polar bears will disappear from Alaska by 2050

...on the low side. "There is a definite link between changes in the sea ice and the welfare of polar bears," said USGS scientist Steven Amstrup, the lead author of the new studies. "As the sea ice goes, so goes the polar bear." Amstrup said...
Interior Secretary unveils arctic drilling plan

...Salazar said the U.S. Geological Survey will examine research already done on the Beaufort and Chukchi seas. USGS scientists then will decide what still needs to be studied to better determine the environmental effects of drilling, respond...
Biologists escape Aleutian island just before volcano erupts

...Kasatochi went from a quiet volcano to an explosive eruption within 24 hours and with very little warning," said USGS scientist Marianne Guffanti. Scientists relied on seismic instruments on other volcanoes in the area to detect the eruption...
Deadline looms for polar bear listing decision

...notoriously difficult to count. No population estimate is available for the Chukchi Sea population shared with Russia but USGS scientists found troubling signs in the Beaufort Sea population. A 2006 study found far fewer polar bears cubs were surviving...


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