The El Niño event of 1997/1998 caused dry conditions over the Indonesian area that were followed ...
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Only a few previous observations of very low O3 mixing ratios in the upper troposphere are availa...
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The hydroxyl radical (OH) is the primary daytime oxidant in the troposphere and provides the main...
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Torfajökull volcano, Iceland, has not erupted since 1477. However, intense geothermal activity, d...
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