Ancient driftwood tracks 500 years of Arctic warming and sea ice

A new study reconstructs the path of frozen trees as they made their way across the Arctic Ocean over 500 years, giving scientists a unique look into changes in sea ice and currents over the last half millennium. By dating and tracing pieces of driftwood on beaches in Svalbard, Norway's archipelago in the Arctic Circle, scientists have determined where these fallen trees floated.

from Latest Science News -- ScienceDaily https://ift.tt/3aTlZDO