Stratosphere-to-troposphere transport (STT) is an important natural source of tropospheric ozone,...
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Nitrogen oxides (NOx) are air pollutants critical to ozone and fine particle production in the tr...
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We have used a 3-D chemistry transport model to evaluate the transport of HF and CH4 in the strat...
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This study aims to cross-validate ground-based and satellite-based models of three photobiologica...
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