by Mariëtte Le Roux Agence France-Presse PARIS, France (AFP) — Researchers warned Tuesday of a “troubling” accumulation of microplastics in sea ice floating in the Arctic ocean, a major potential source of water pollution as global warming melts the sheets of frozen water. A team from the Alfred Wegener Institute for Polar and Marine Research (AWI) found 17 different plastic types in ice samples gathered during three Arctic expeditions on board the research icebreaker Polarstern […]