image: Coring from a lake in Trøndelag, Norway. This image relates to a paper that appeared in the March 2, 2012, issue of Science, published by AAAS. The paper, by L. Parducci at Uppsala University in Uppsala, Sweden, and colleagues was titled, "Glacial Survival of Boreal Trees in Northern Scandinavia." view more
Credit: Image © <i>Science</i>/AAAS