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25 Cards in this Set
- Front
- Back
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1. The oceans face pressure from ____.
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Overfishing
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2. ____ is best defined as the study of how we decide to use scarce resources in the face of demand.
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economics
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3. The Green Scissors Report
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A project of 22 nongovernmental organizations such as Friends of the Earth, Taxpayers for Common Sense, and US Public Interest Research Group: Subsidies
- General mining law of 1872 - Coal subsidies - Forest service the GSR estimates in 2003, $58 billion of US taxes was budgeted for 68 environmentally harmful subsidies |
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4. Carrying capacity
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the maximum population size that a given environment can sustain.
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5. ____ capture solar energy and use photosynthesis to produce sugars.
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Plants
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6. The eutrophication that has taken place in the Gulf of Mexico and other locations appears to be due to ____.
(also define eutrophication) |
Eutrophication - the process of nutrient enrichment, increased production of organic matter, and subsequent ecosystem degradation in a body of water.
Answer: fertilizers, decrease in nitrogen in soils |
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7. Which of the following is not one of the world's top 5 most populated nations?
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Top 5:
- China - India - US - Indonesia - Pakistan |
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8. The O soil horizon is _____.
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- organic matter deposited by organisms
- top layer |
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9. Bt crops:
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- Equipping plants with the ability to produce their own pesticides to boost crop yields
- might cause allergic reactions in humans - might harm non target species |
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10. Ecotourism:
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Visitation of natural areas for tourism and recreation. Most often involves tourism by more affluent people, which may generate economic benefits. Provide inventives for conservation of natural areas.
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11. Which of the following gave the president authority to declare selected public lands as national monuments?
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The Antiquities Act of 1906
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12. New urbanism tries to ____.
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Seeks to design neighborhoods on a walkable scale with homes, businesses, schools, and other amenities all close together for convenience. Reduce emissions for transportation.
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13. Louis Guillette is most famous for his studies...
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Reproductive biology of alligators.
Environmental contamination. |
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14. 1/5 of Earth's freshwater supply is _____.
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Groundwater 20%
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15. Downwelling:
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In the ocean, the flow of warm surface water toward the ocean floor. Downwelling occurs where surface currents converge.
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16. The largest source of anthropogenic greenhouse gases in the US is ______ followed by _____.
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Carbon monoxide; nitrogen oxides
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17. Of the following greenhouse gases, ______ concentrations have increased the most since 1750.
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Carbon dioxide
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18. Solar radiation makes several other energy sources possible, including _______.
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Wind and solar
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19. Which of the following represents proper ranking of the worldʹs total primary energy supply from the greatest to least used?
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1. oil
2. coal 3. natural gas 4. nuclear 5. biomass 6. hydro 7. new renewables |
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20. The fastest growing source of electricity generation using new renewable sources is _______.
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Wind
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21. Windmill towers are generally most efficient if they are _______.
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Built higher to minimize turbulence and maximize windspeed
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22. Which of the following cannot be composted?
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Composting: the conversion of organic waste into mulch or humus, through natural biological processes of decomposition
- banana peels, coffee grounds, grass clippings, autumn leaves, *organic items |
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23. Which of the following does not represent a criterion for classifying hazardous waste?
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1. Ignitable - can easily catch on fire
2. Corrosive - corrode metals in storage tanks or equipment 3. Reactive - chemically unstable and readily react with other compounds often explosive and produce noxious fumes. 4. Toxic - Harm human health when they are inhaled, injested, or skin contact |
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24. Presently in the United States, low level radioactive waste is _______.
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- held in temporary storage at nuclear power plants. Used fuel rods are sunk in pools of cooling water to minimize leakage.
- Yucca Mountain - Chihuahua Desert in Southeastern New Mexico |
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25. The term sustainability refers to _______.
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A guiding principle of environmental science that requires us to live in a way that maintains Earth's systems and natural resources for the forseeable future.
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