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… dioxide and nitrogen oxide, they were had the worst acid rain problems in the world due to the activities of … North American countries on sulphur emissions that caused acid rain. Though all these countries have experienced high … of more than 20,000 lakes in Scandinavia and Canada by acid rain, the siltation and oxygen depletion of thousands of …

… cover, water) and environmental conditions (temperature, precipitation, presence or absence of predators and … Climate change effects include changes in temperature, precipitation, weather patterns and sea level rise (these are … through such changes as sea level rise, drought, extreme precipitation events, and temperature change. Among the …

… a certain sea level datum except during periods of low precipitation and then only upon the approval of the …

… weather, as well as extreme storm events and changes in precipitation patterns. It is raising many challenges for …