Schweizerischer Nationalfonds / Fonds national suisse
The deep Southern Ocean is key to more intense ice ages
Bern (ots) - Over the last million years, ice ages have intensified and lengthened. According to a study supported by the SNFS, this previously unexplained climate transition coincides with a diminution of the mixing between deep and surface waters in the Southern Ocean. The study confirms that the Antarctic region plays a crucial role during periods of climate change. An analysis of marine sediments collected at a depth ...