image: Logging instruments placed in kelp forest, Disko Bay, Greenland. This material relates to a paper that appeared in the Dec. 14, 2016, issue of Science Advances, published by AAAS. The paper, by D. Krause-Jensen at Aarhus University in Århus, Denmark, and colleagues was titled, "Long photoperiods sustain high pH in Arctic kelp forests." view more
Credit: Carlos M. Duarte