Team studies beryllium-7 variations over Antarctic regions of the Southern Ocean
Beryllium-7 produced by cosmic rays in the upper atmosphere is transported to near-ground levels via folding of the tropopause associated with low- and high-pressure systems, and is also transported near the surface in coastal regions by katabatic winds descending the slopes of the Antarctic continent. Credit: Naohiko Hirasawa from National Institute of Polar Research, JapanContinue Reading












