Tag / arctic

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  • Satellites Detect Both Steady and Accelerated Ice Loss

    A new study published in Geophysical Research Letters reports the findings of a pair of satellites that measure gravity to get a clearer picture of the continued ice mass loss in Greenland, the Gulf of Alaska, and the Canadian Arctic Archipelago. The study found accelerated ice loss in the Arctic, and steady loss in Alaska,…

  • PhotoFriday: Kali Moves Into New Home

    McDonnell Polar Bear Point of the Saint Louis Zoo welcomed its first occupant – Kali on May 5, 2015. Kali is a two and half year-old, 850-pound orphaned male polar bear. He was turned over to US Fish and Wildlife Service (USFWS) after his mother was killed by an Alaska Native hunter. His new home…

  • Roundup: Cyanobacteria, Glacier Calving and Glacier Fluctuations

    Arctic biocrust cyanobacterial communities “In the polar regions cyanobacteria are an important element of plant communities and represent the dominant group of primary producers. They commonly form thick highly diverse biological soil crusts that provide microhabitats for other organisms. Cyanobacteria are also producers of toxic secondary metabolites. The north-west coast of Spitsbergen, are able to…

  • Photo Friday: Seals taking it easy on icebergs

    Seals are some of the cutest animals found in the Arctic and the Antarctic. This week’s photo friday features seals carrying out their daily activities on icebergs, which are important environmental features in their chilly habitats. The photos include leopard seals and crabeater seals among other species. Photo Friday highlights photo essays and collections from areas…

  • Emma Thompson’s latest role: climate change activist

    Two-time Oscar-winning actress and screenwriter Emma Thompson is known for her leading roles in Howards End, Sense and Sensibility, Love Actually and more recently Effie Gray. But her latest role might have the greatest reach: as a real-life activist for climate change Thompson is travelling with Greenpeace across the Arctic aboard the activist ship, Esperanza,…