Replying to: P. W. Thorne Nature 455, doi:10.1038/nature07256; A. N. Grant, S. Bro¨nnimann & ...
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During summer 2007 the Arctic sea-ice shrank to the lowest extent ever observed. The role of the ...
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This paper introduces the recent European Aerosol Research Lidar Network (EARLINET) quality-assur...
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Nitrogen dioxide (NO2) and formaldehyde (HCHO) column data from satellite instruments are used fo...
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