PART 5_2 Chemical contaminants and ecotoxicology
PART 5_2 Chemical contaminants and ecotoxicology
PART 5_2 Chemical contaminants and ecotoxicology
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• Changes in community structure<br />
– change in pyhtoplankton assemblage due to<br />
eutrophication<br />
– acid rain affecting microorganisms in the soil,<br />
aquatic life<br />
• Changes in Ecosystem level (earth as<br />
an ecosystem)<br />
– carbon dioxide increase<br />
– ozone depletion