Needle morphology in the boreal forest

“We are just trying to get as much experience as we can with research, just delving into science.” Amanda Bonavia was a participant in the National Science Foundation’s program Research Experience for Undergraduates. She studied the boreal forest under the direction of Bjartmar Sveinbjornsson, professor of biological sciences and director of the Environment and Natural […]

Gordon Dam Australia

New insights: global warming drivers in the 20th century and beyond

Laura Nielsen for Frontier Scientists Researchers have combed through the last 2,000 years of climate records. Their assessment affirms that a persistent long-term cooling trend concluded in the late 19th century, reversed by global warming. The study was performed by members of the “2K Network” of the International Geosphere Biosphere Program (IGBP) Past Global Changes […]

“This is not what we expected” said Julie Brigham-Grette in video describing work at Lake El’gygytgyn

July 10, 2012– “To this point no one has much of any terrestrial record anywhere in the Arctic older than 125,000 years ago” said Julie Brigham-Grette, University of Massachusetts Amherst as she describes findings from the Lake El’gygytgyn (or Lake E) project to Office of Polar Programs Board Meeting at the National Science Foundation. Brigham-Grette […]

Sunken Treasure under Lake El’gygytgyn

Deep under a frozen lake in Siberia, Russia, lies a researcher’s gold: an astounding record of past climates preserved in untouched layers of lake bed sediment. In 2009 an international team of scientists headed to Lake El’gygytgyn (pronounced El’geegitgin). They perched specialized drilling equipment atop the icy lake surface and drilled down. At the bottom […]

New videos about archaeology findings in Northwestern Alaska area

February 28, 2012– Bureau of Land Management archaeologist Bill Hedman cries out in amazement as he uncovers a prehistoric tool from a small hole he has dug in a treeless expanse of tundra. As the lone BLM archaeologist for 12 million acres of public land in northwestern Alaska, Hedman covers a gigantic area, nearly all […]