image: This shows a helicopter with EM-Bird for sea-ice thickness measurements. This image relates to a paper that appeared in the Feb. 15, 2013, issue of Science, published by AAAS. The paper, by Antje Boetius at Alfred Wegener Institute for Polar and Marine Research in Bremerhaven, Germany, and colleagues was titled, “Export of Algal Biomass from the Melting Arctic Sea Ice.” view more
Credit: [Image courtesy of Stefan Hendricks, Alfred Wegener Institute, Helmholtz Center for Polar and Marine Research]