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14. Industrial Pollution and Environmental Policy

14. Industrial Pollution and Environmental Policy - 14...

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14. Industrial Pollution and Environmental Policy POLLUTION 0. Any substance in the environment that endangers human welfare. 1. It can be produced by nature. 0. Asbestos, mercury, radiation occur naturally in nature 1. oil seeps constantly from the ocean floor 2. It can be produced by human activity. 3. Concentrations of population greatly increased the addition of contaminants into our environment 2. cooking and heating fires in homes 3. sewage 4. industrial processes 4. rise of synthetic chemical production in the 1940’s led to creation of artificial pollutants that nature has a harder time dealing with 5. plastics, pesticides… Industrial activity has harmed the carbon cycle. harmed the nitrogen cycle. degraded rainforests and grasslands. Industrial pollution elevates levels of naturally occurring substances in the environment is the sole source of some contaminants harms and endangers both humans and the environment Pollution and Human Health 0. Disease caused by industrial pollution is significant, 0. but, far less significant than disease caused by older, non-industrial forms of pollution. 1. Exposure to pollution in less developed countries is estimated to cause 18% of the disease burden 1. compared to 4.5% in developed countries. 2. Far from creating a deadly blizzard of pollution 2. industrializing nations, instead, greatly reduce the overall burden of disease by reducing exposures to lethal non-industrial pollutants. The greatest burden of disease worldwide is imposed by older non-industrial forms of pollution. Pollution and the Biosphere 3. Biosphere 3. The part of the world in which life can exist 4. Problems caused by pollution: 4. Disruption of natural chemistry 0. harm to carbon cycle, nitrogen cycle, fresh water cycle 1. even tilling of soil releases excess nitrogen 5. Land conversion 2. humans have altered about 30% of the earth’s land area 3. decrease in bio-diversity 4. absorption of solar radiation decreased 6. Degradation of broad ecosystems 5. global forest areas greatly reduced 6. grasslands are shrinking 7. polar systems show signs of warming
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8. coastal ecosystems and coral reefs are being damaged 9. decline in species 5. Consequences: relatively unknown Contemporary Ideas 10. Sustainable development 0. raise standard of living without polluting the earth or depleting the earth’s net resources 1. non-polluting economic growth 2. as the less developed countries industrialize, they follow the same patterns as in 18 and 19th century America 0.
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