Dr. Julie Brigham-Grette was interviewed by the Polish blog Glacjoblogia discussing her research of past climate change— looking particularly into the last 2-3 million years of Earth history across the Arctic.
How did the Arctic go from a forested landscape with no ice sheets 3 million years ago to a glaciated Arctic? Julie has been collecting sediment cores (layers of mud) in the polar seas to find the answer. Read more...