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Published byMeredith Gibson Modified over 8 years ago
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1 Consequences Human Footprint grows with affluence!
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2Food Fig. 11.7
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3 Waste
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4 Water Quality
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5Energy In USA
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7 Energy Air pollution (the most widespread and obvious form of environmental damage) Air pollution (the most widespread and obvious form of environmental damage) Global Warming Global Warming Acid Rain Acid Rain Lead and Mercury Lead and Mercury Ozone, etc. Ozone, etc. Water pollution Water pollution Oil spills (surface water) Oil spills (surface water) leaking gas tanks, gas additives (ground water) leaking gas tanks, gas additives (ground water)
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8 Pollution from Power Plants Sulfur (90% of urban S is anthropogenic) Sulfur (90% of urban S is anthropogenic) Combines with water in air to make sulfuric acid Combines with water in air to make sulfuric acid Nitrogen (60% from fossil fuel burning) Nitrogen (60% from fossil fuel burning) Nitrogen oxides combine with water in air to make nitric acid Nitrogen oxides combine with water in air to make nitric acid Lead and Mercury Lead and Mercury Metal toxins Metal toxins
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9 9 Prevailing winds SW to NE
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10 TX: Industry Self- Regulated Toxics Concentrated in Eastern states
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11 “Although some emissions that cause acid rain have been reduced, the Northeast is still suffering its harmful effects with far greater damage to the environment than previously thought, according to a major new study by the nation's leading acid rain researchers.” SPECIAL TO THE WASHINGTON POST Monday, March 26, 2001 11 CS Fig. 16.22
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12 Forestry Fragmentation of habitats Fragmentation of habitats Loss of biodiversity (extinctions) Loss of biodiversity (extinctions) Clear cutting Clear cutting Soil erosion Soil erosion Water quality Water quality
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13 Urban Sprawl Fragmentation of habitats Fragmentation of habitats Loss of Biodiversity (extinctions) Loss of Biodiversity (extinctions) Water pollution Water pollution Runoff from lawn fertilizers/pesticides Runoff from lawn fertilizers/pesticides Blacktop keeps water from percolating into soil where some pollutants filled out – hard on streams Blacktop keeps water from percolating into soil where some pollutants filled out – hard on streams In developing countries – raw sewage!! In developing countries – raw sewage!!
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14 The End. Back
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