Science never takes a break at Scott Base – not even on Christmas Eve. Ross, our elf near the shelf, has been taking measurements on the @niwa_nz Dobson spectrophotometer. It has been measuring the ozone layer directly above Arrival Heights since the 1980s! #Elfontheshelf
Andean tropical glaciers have reached their lowest levels in 11,700 years. This also impacts the Amazon Basin, with scientists estimating that ice loss in the Andes could reduce water flow to the Amazon rivers by up to 20%. @mongabay: bit.ly/3ZXXRdk
Tuktoyaktuk, a hamlet in Canada’s Western Arctic and home to the Inuvialuit, sits atop 1,300 feet to 1,600 feet of thawing permafrost. The residents know they will have to move to more stable ground. But how soon? @nytimes: nytimes.com/2024/12/02/world…
Contribute to a new collection ft. research conducted at @Toolik Field Station. Editors seek reviews, perspectives, and data papers, with time series or comparisons especially desired. 📅 Submit by January 31, 2025: ow.ly/IjNH50T6yJc
In April, while flying a plane over the Greenland Ice Sheet, NASA scientists made a surprising discovery with radar: an abandoned Cold War-era military base consisting of a network of tunnels carved into the ice. NASA has released a photo from 1950. @CBS: bit.ly/4iLerEE
Our final SCAR newsletter of the year has just been sent out!
It features an interactive End-of-Year Review. Join us in reflecting on 2024, and we can't wait to reconnect in 2025 for another year of Antarctic science and collaboration.
Each spring, herds of caribou migrate from the boreal forests of northern Canada to calving grounds hundreds of kilometers away in the Arctic tundra. But what spurs their migration? Scientists think it may be triggered by snowmelt. Learn more @AGU_Eos: eos.org/articles/snowmelt-se…