Amplified Trace Gas Removal in the Troposphere - Hofzumahaus, Andreas; Rohrer, Franz; Lu, Keding; Bohn, Birger; Brauers, Theo; Chang, Chih-Chung; Fuchs, Hendrik; Holland, Frank; Kita, Kazuyuki; Kondo, Yutaka; Xin Li; Shengrong Lou; et al. (ScienceScience, 2009)