Pronounced climatic variations in Alaska during the last two millennia.

  title={Pronounced climatic variations in Alaska during the last two millennia.},
  author={Feng Sheng Hu and Emi Ito and Thomas A. Brown and B. Brandon Curry and Daniel R Engstrom},
  journal={Proceedings of the National Academy of Sciences of the United States of America},
  volume={98 19},
Paired oxygen-isotopic analyses of abiotic carbonate and benthic-ostracode shells from lake sediments provide a continuous quantitative record of growing-season temperature for the past 2000 years in the northwestern foothills of the Alaska Range. This record reveals three time intervals of comparable warmth: anno Domini (A.D.) 0-300, 850-1200, and post-1800, the latter two of which correspond to the Medieval Climatic Anomaly and climatic amelioration after the end of the Little Ice Age. The… CONTINUE READING
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