Jakob Abermann, of the University of Graz, surveys ice using somewhat more modern methods than Alfred Wegener did in his day (Photo: Uni Graz / Andreas Trügler) Century-old weather records and snow and ice data collected by Alfred Wegener during his Greenland...
Alaska’s state environmental authorities will now be responsible for protecting its tundra landscapes and other waterways that are not connected to navigable waters (Photo: Andrea Pokrzywinski) It will now be up to US states to determine how wetland areas should be...
A juvenile Arctic ground squirrel at mealtime near Toolik Field Station in northern Alaska (Photo: Cory Williams / Colorado State University) Female Arctic ground squirrels in Alaska are hibernating for ten fewer days than they did 25 years ago. Males, though, still...
Cold water appears to be one of the secrets to a long, healthy life for bowhead whales (Photo: Heiner Kubny) Bowhead whales appear to have a DNA-repair mechanism superior to those of other species of mammal. This could explain why they live so long A long life and...
Sea ice in the Arctic would be disappearing even faster had it not been for efforts to stop the ozone layer from being depleted (Photo: Julia Hager) The Montreal Protocol was adopted in 1987 in order to protect the ozone layer. An unpredicted side effect of its strict...