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2 September 2016
An Arctic fixation
Nitrogen fixation has always been thought to require warmth and a lot of light. But it turns out that’s not true. Surprisingly, nitrogen fixation is happening in the cold waters of the Chukchi Sea. Researchers found this to be the case during an Arctic research cruise in the summer of 2011. Is this a new phenomenon, or just newly noticed?
Getting there
If you look long enough, you’ll see it: Alaska is the silhouette of a scraggly old man. His face juts out defiantly into the cold of the Arctic Circle, neck stretched, as if willing the rest of the North American continent to follow across the finish line of the Bering Strait. He has sunken eyes, a huge nose and chin, and a long, thin beard of Aleutian Islands. The left nostril – that’s where we’re going. Nome.
31 August 2016
A note on Arctic sea ice loss
This is the latest in a series of dispatches from scientists and education officers aboard the National Science Foundation’s R/V Sikuliaq. Read more posts here. Track the Sikuliaq’s progress here. By Kim Kenny We probably won’t see much of this view during our trip – fragments of ice in the ship’s wake, a thin white sheet stretching to the horizon. We’re more likely to see the endless blue of 2°C …
29 August 2016
Less ice, more food?
This is the latest in a series of dispatches from scientists and education officers aboard the National Science Foundation’s R/V Sikuliaq. Read more posts here. Track the Sikuliaq’s progress here. By Kim Kenny An introduction to the research Two teams will do separate but related scientific work aboard the Sikuliaq over the next month. The following is an overview of their proposed research and what they expect to find: Dr. …
26 August 2016
Hello from Sikuliaq 2016: The Dynamic Arctic
Welcome to our Dynamic Arctic blog! This will be our information hub to keep you up-to-date as we embark on a research cruise through the Beaufort and Chukchi Seas. Our journey will begin in Nome, Alaska on about August 31 and finish around October 1, 2016.
GeoSpace is a blog on Earth and space science, managed by AGU’s Public Information staff. The blog features posts by AGU writers and guest contributors on all sorts of relevant science topics, but with a focus on new research and geo and space sciences-related stories that are currently in the news.