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KIT study finds extraordinarily cold Arctic stratospheric winter enhanced ozone degradation above the Arctic

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Extraordinarily cold temperatures in the stratosphere during the winter of 2010/2011 caused the most massive destruction of the ozone layer above the Arctic so far, according to a study by climate researchers at KIT (Karlsruhe Institute of Technology). Figure: IMK-ASF, KIT) Click to enlarge. Björn-Martin Sinnhuber, lead author.

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HALO research aircraft measuring the emissions of megacities in EmeRGe project

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The transport and transformation of plumes from selected European and Asian major population centers (MPCs) will now be investigated with special focus on the rate of formation of ozone and aerosols. In Asia, in particular, high temperatures, humidity, solar radiation and the frequency of storms play a major role.

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