Biology Chapter 24
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What are the 4 major concerns regarding air pollution?
2.Destruction of the ozone layer
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)
What is the Greenhouse effect?
It's when the gases let sunlight through, but trap heat from radiating outward into space
What is the greenhouse effect responsible for?
Which 2 human activities increased the levels of Carbon Dioxide?
2.Burning of fossil fuels
What is ozone?
In two different atmospheric locations
Protective shield in the stratosphere, shields the Earth surface from UV ray lights
What happened to the stratospheric ozone layer?
Depleted by reaction with CFCs
What's Earths distribution of water?
Fresh Water: <1%
Salt Water: 97%
Glaciers/Polar Ice Caps: 2%
Does industrial countries use 10 to 100 times more water than less industrialized countries?
What did combined sewage overflow (CSO) create?
Storm water combined with sewage
What are the Human diseases spread by CSO-carried pathogens?
2. Ear and eye infections
3. Skin infections
4. Respiratory infections
Where are organic pollutants from?
Sewage and industy
What are inorganic pollutants?
sulfates from detergents
What is desertification?
Transformation of marginal land into near desert conditions, unsuitable for future agriculture
What are renewable resources?
What is biodiversity?
species richness, the assortment of living organisms on earth
represents the variety of all forms of life
What causes overexploitation of natural resources?
Farming and overfishing
What activities cause exploitation of scarce forest resources?
Logging and deforestation
What would you like to do?
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