A clearer picture of Antarctic ice sheets has emerged thanks in part to a Canadian satellite. Using billions of data points collected by Canada’s RADARSAT-2 satellite, as well as European and Japanese satellites, researchers at the University of California Irvine managed to map previously uncharted glaciers on the continent. “It was like a puzzle but (without knowing) what the picture looked like,” said Eric Rignot, a glaciologist who led the research. “It’s the first time we have a complete view of the movement of an ice sheet,” he said. Read More