Associate Professor of Geophysics, University of Alaska-Fairbanks, Geophysics Institute
Assistant Professor, University of Alaska-Fairbanks, Water and Environmental Resources Center
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Professor, University of Alaska-Fairbanks, Geophysical Institute, Department of Geology and Geophysics
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Professor of Forestry, University of Alaska-Fairbanks
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Fire Ecologist, National Park Service in Alaska.
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Laura Nielsen for Frontier Scientists In September 2012, at the end of last summer, the Arctic sea ice extent reached a record low since satellite measurements began. And, according to the National Snow and Ice Data Center, summer sea ice extent in the Arctic has declined roughly 40 percent in the last three decades. The [...]
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Laura Nielsen for Frontier Scientists Tiny particles suspended in the air, present in the air we breathe and in the highest reaches of the atmosphere, are called aerosols. And those aerosols, though relatively short-lived, have a huge impact on global climate change. In fact, much of the atmospheric warming observed since 1976 in the Arctic, [...]
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Laura Nielsen for Frontier Scientists The Landsat mission, a joint effort between the National Aeronautics and Space Administration (NASA) and the U.S. Geological Survey (USGS), has been collecting data on Earth’s physical features via satellite since the 1970s. ”The Landsat data record — humanity’s longest continuous record of our planet from space — has been an invaluable tool [...]
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