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26 Cards in this Set
- Front
- Back
According to the EPA, the United States produces about _______ tons of solid waste per year.
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11 billion
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In recent decades, unregulated open dumps have ____________ in developing countries.
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remained the primary disposal method
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Motor oil can be toxic at concentrations of only 1 part per million, which means that __________ of fresh water.
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1 quart of oil can pollute 1 million quarts
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Landfills differ from open dumps in that
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landfilled waste is compacted and covered.
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Choosing the site of a landfill depends on:
neighborhood and community attitudes. local topography and drainage patterns. proximity to aquifer recharge zones. All of these. permeability of underlying rock formations. |
All of these
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Many states, countries, and corporations dispose of their waste overseas because it is
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extremely cheap.
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The main method for disposing of municipal wastes in the United States is_______ while ______ is the main method in Japan.
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landfilling
recycling |
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Energy recovery is another term for _______ waste.
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burning
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Refuse-derived fuel differs from normal garbage in that it
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is sorted.
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Refuse-derived fuel has______ energy content than raw refuse, but requires energy________before burning.
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a higher
to sort |
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Incinerator ash is (select all that apply):
a good source of agricultural fertilizer. None of these. contaminated with highly concentrated toxic substances. commonly taken to a landfill for disposal. pure carbon, with no nutrients. |
contaminated with highly concentrated toxic substances.
commonly taken to a landfill for disposal. |
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Ash left from incineration represents ____ percent of the original waste volume. |
10-20
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One of the sources of dangerous heavy metal emissions is from incinerating
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batteries
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Urban curbside recycling costs cities
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far less than landfilling or incinerating.
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Recycling aluminum is most important for:
saving landfill space. saving energy. reducing pollutants in the air and water. All of these. saving raw materials (the ore). |
all of these
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Photodegradable plastics break down
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when exposed to light.
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Biodegradable plastics incorporate _______ to speed breakdown processes.
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cornstarch
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The most often overlooked of the "three Rs" is
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reduce.
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Hazardous waste is anything that
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is toxic, carcinogenic, mutagenic, corrosive, or explosive.
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If the land around your home was designated as a priority site under CERCLA,
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you should prepare to move because you live on a leaking, abandoned hazardous waste site.
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The Resource Conservation and Recovery Act (RCRA) regulates (select all that apply):
clean up of Superfund designated hazardous waste sites. None of these. the maximum contamination levels (MCLs) allowed in human drinking water. the siting, construction, and operation of hazardous waste sites. the amount of recycled materials required in post-consumer products. |
clean up of Superfund designated hazardous waste sites.
the siting, construction, and operation of hazardous waste sites. |
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The original pool of money available for Superfund cleanup projects
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was about 1/10 as much as needed.
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A brownfield is
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contaminated property that is not used to its full potential because of real or suspected contamination.
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Contamination in the Love Canal was from a(n)
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long-abandoned city and chemical factory dump.
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According to the Household Disposal Guide, what is the best way to dispose of your aerosol cans (hairspray, Lysol, spray starch, etc.)?
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Save and bring to a hazardous waste collection site
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Secure landfills are those that
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are built like a bathtub with a lid.
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