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… rain occurs when SO and NO react in the atmosphere with water, oxygen, and other chemicals, forming various acidic … blows these particles and gases onto buildings, plants and water. Large quantities of acid rain have detrimental … governments to take action across sectors to improve air quality to protect human health and the environment and to …

… themes of the first two Courses were, respectively, ‘Water’ and ‘Forests’. An aim of the organizers of the Course … schemes intro- duced by many MEAs.44 Much depends on the quality and comparability of the data submitted by states, usually on the basis of uniform standard criteria laid down by expert committees under the …