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The flashcards below were created by user
gabby12142
on FreezingBlue Flashcards.
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What are the 4 major concerns regarding air pollution?
1.Global Warming
2.Destruction of the ozone layer
3.Acid precipitation
4.Smog production
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What do Greenhouse gases do?
They trap heat from escaping the atmosphere and cause the atmosphere to heat up. (ex.Water vapor, Carbon dioxide, Methane)
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What is the Greenhouse effect?
It's when the gases let sunlight through, but trap heat from radiating outward into space
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What is the greenhouse effect responsible for?
Global warming
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Which 2 human activities increased the levels of Carbon Dioxide?
1.Deforestation
2.Burning of fossil fuels
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What is ozone?
In two different atmospheric locations
Protective shield in the stratosphere, shields the Earth surface from UV ray lights
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What happened to the stratospheric ozone layer?
Depleted by reaction with CFCs
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What's Earths distribution of water?
Fresh Water: <1%
Salt Water: 97%
Glaciers/Polar Ice Caps: 2%
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Does industrial countries use 10 to 100 times more water than less industrialized countries?
Yes
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What did combined sewage overflow (CSO) create?
Storm water combined with sewage
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What are the Human diseases spread by CSO-carried pathogens?
1. Gastreoentrities
2. Ear and eye infections
3. Skin infections
4. Respiratory infections
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Where are organic pollutants from?
Sewage and industy
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What are inorganic pollutants?
nitrates
phosphate fertilizers
sulfates from detergents
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What is desertification?
Transformation of marginal land into near desert conditions, unsuitable for future agriculture
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What are renewable resources?
Biomass fuels
Hydroelectric power
Wind farms
solar energy
geothermal energy
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What is biodiversity?
species richness, the assortment of living organisms on earth
represents the variety of all forms of life
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What causes overexploitation of natural resources?
Farming and overfishing
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What activities cause exploitation of scarce forest resources?
Logging and deforestation
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