An arc of ice and fire (Map: Frontiers in Earth Science) Predicting volcanic eruptions is not a perfect science, but it is a science nonetheless. Improved sensing equipment and a better understanding of how volcanoes work has made volcanic activity if not predictable...
Polar Sea, food (Photo: Kevin McGwin) Ever since America’s coast guard accepted that its icebreaker fleet is on its last legs, its focus has been on repairing the one that it has while it awaits delivery of the first of its replacements. The other option, putting one...
Between 1966 and 1975, Danish health authorities working in Greenland implanted intrauterine devices (IUDs), a form of contraception, in half of Greenland’s 9,000 women of childbearing age. Few of the women or their parents (some of those undergoing the process were...
(Map: UAF) Megathrust earthquakes, as the name suggests, are big. Since 1900, all earthquakes of magnitude 9.0 or greater have been megathrust earthquakes. Now, a study of two powerful earthquakes in adjacent areas off the Alaska Peninsula in 2020 and 2021 appears to...
No heavy armament, just heavily reinforced (Photo: Halter Marine) By any other name, the main job of America’s Polar Security Cutters will be the same as that of the classes of icebreakers that came before them: breaking ice. In official parlance, the function...