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Showing 1 to 5 of 5 for “"Alaska Climate"”.
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Prehistoric Colonization of Southcentral Alaska: Human Adaptations in a Post Glacial World
… discovered archeological sites in southcentral Alaska. The sites range from the Younger Dryas to middle Holocene in age and provide valuable contextual information for the human process of colonizing a region that was heavily glaciated during the LGM. The deglaciation and human colonization of …
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Changes in frequency of extreme temperature and precipitation events in Alaska
… over the past 60 years at individual stations in Alaska. This research examines corresponding changes in frequencies of extremes of temperature and precipitation based on daily data from 26 Alaskan surface weather observing stations from 1950 to 2008. Extreme events were defined as the upper one …
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Modeling the Future Distribution of Rubus chamaemorus (cloudberry) in Alaska
… to Indigenous, subsistence-based communities in Alaska. Motivated by existing research suggesting subsistence berries could be vulnerable to climate change impacts, Maximum Entropy (MaxEnt) niche modeling was used to understand historical and projected future distributions of cloudberry habitat …
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Holocene variations in summer temperature and effective moisture: Understanding the causes of vegetational dynamics in Alaska
… in solar irradiation, closed boreal forests in Alaska only developed ~6000 years ago after a prolonged forest-tundra phase. The contrasting history of forest development in Alaska compared to circumpolar trends has intrigued paleoecologists for over five decades, and provides a unique …
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Biogenic Tracers Through the Holocene on the Alaskan Shelf
… of depositional events that have occurred in the Alaskan shelf over the Holocene.</p> <p>The C/N and δ<sup>13</sup>C in the very earliest record at Station 5, 12,000 ybp, suggest marine conditions prior to the inundation of glacial outwash and terrestrial organic matter. From 12,000 to 9600 ybp …