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18 Cards in this Set
- Front
- Back
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Model of succession |
Succession is the process of ecological change, whereby new biotic communities replace old ones over time. Facilitation, inhibition, and intolerance |
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What percentage of people in the world survive by primarily eating corn, wheat, rice and other things at the first trophic level? |
2/3 66% |
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Which type of diversity is a component of biodiversity? |
Species, ecological, functional |
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China burns on third of the world's coal which results in |
Carbon admissions, acid precipitation, respiratory disease |
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Which activities release carbon dioxide, methane, and nitrous oxide into the atmosphere |
Burning fossil fuels, clearing forests, growing crops |
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Desertification is seen as a major threat to |
Biodiversity |
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Today_ of Americans and almost_of the world's population live in urban areas |
79% and 50% |
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The concentration of motor vehicles and industry in urban areas disripts |
Local and regional portions of the carbon cycle and the nitrogen cycle |
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Common pollutants that seep into groundwater include |
Fertilizers, gas, and organic solvents |
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How much of plastic is recycled |
4% |
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Since 1985 food production has |
Decreased |
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One or more crops planted together in strips between trees and shrubs to provide shade is an example of |
Alley cropping or agro forestry |
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The US has about_ of the world's population and raises and kills_everu year |
4.5% and 10 billion |
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Food waste is |
Municipal waste from households or commercial waste |
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Transportation accounts for |
Two thirds of the US consumption |
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Industries that interact through resource exchange webs in which the wastes of one manufacturer become raw materials for another are called |
Industrial ecosystems |
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Deficiencies to air pollution control laws include |
Ultrafine particles are not regulated, urban ozone levels are still too high, airports are exempt from many air pollution regulations |
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Government strategies to stimulate the short and long term use of newer, alternative energy sources |
Artificially lower prices of selected energy resources to encourage use, increase prices of selected energy resources to discourage use |
