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Click to increase image sizeClick to decrease image size Additional informationNotes on contributorsMarkus Amann Willemijn Tuinstra is a researcher in the Environmental Systems Analysis Group located al Wageningen University in Wageningen, the Netherlands. Leen Hordijk is the director of the Wageningen Institute for Environment and Climate Research at Wageningen. Markus Amann heads the Transboundary Air Pollution Project at the International Institute for Applied Systems Analysis in Laxenburg. Austria. The authors may be contacted through Hordijk at Wageningen University, P.O. Box 9101, 6700 HB Wageningen, the Netherlands (telephone: 011-31-317-48-4919; e-mail: Leen.Hordijk@wimek.cmkw.wau.nl).
Tuinstra et al. (Mon,) studied this question.