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Exam 3
Exam 3
Exam 3
Exam 3
Exam 3
100
Catalytic converters on vehicle exhausts
What is the name of the advice on cars that reduced pollution emissions
100
while cars are emitting less pollution, the number of cars is drastically increasing
What is why progress in limiting pollutants from motor vehicles has been slow
100
-cut fossil fuel use -remove sulfur from coal -convert coal to liquid fuel -use more alternate energy sources -don't drive your car use mass transit or a bike
What is the best ways to prevent air pollution
100
-air pollutants inside the home and workplace often contains more hazardous pollutants than outdoor air -many sources of indoor air pollution are common household products like cigarettes, air fresheners, and disinfectants
What is the problem with indoor air pollutants
100
-comes from natural breakdown of uranium in soil, rock, and water and gets into the air you breathe -odorless, invisible and tasteless so it cannot be detected by human senses
What is radon
200
lung cancer
What is radon health risks
200
-collective term for a group of six fibrous silicate minerals found almost worldwide -no safe level of asbestos
What is asbestos
200
-encapsulation -enclosure -removal
What is asbestos abatement methods and which is now considered best
200
widely used for many years: alloys, ingredients in paint and glazes, in cosmetics, and for gutters and piping
What is lead as a toxic hazard
200
-some glazed pottery, drinking water, lead pipes and lead solder, and house paint
What is sources of lead exposure in the home
300
-number of animals killed on roadways now far exceeds the number killed by hunters -animals thriving in highly urbanized areas: hazards for humans -some animals have no predators but hunters -urbanization encroaches on the wild
What is the emerging problems with game animals
300
-as the number of people increase, the number of species left in the world decreases
What is the relationship between human and animal populations
300
-a species that has been reduced to the point where it is in imminent danger of becoming extinct if protection is not provided
What is endangered species
300
-species judged to be in jeopardy, but not on the brink of extinction
What is threatened species
300
-species introduction -habitat at destruction -hunting
What is the 3 major causes for extinction of animal species
400
-conversion: change from natural to cultivated, residential, or commercial -Fragmentation: remaining wild areas too small -Simplification: "managing" forests by removing dead trees, straightening streams -pollution of habitat
What is the 4 problems of habitat destruction
400
-prohibits transporting live or dead wild animals or their parts across borders without a federal permit
What is the Lacey Act of 1900
400
-illegal for americans to import or trade in any product made from an endangered or threatened species -use may be approved if used for scientific purpose or to enhance the survival of the species
What is the Endangered Species Act of 1973
400
-list endangered or threatened species -protection for the habitat of endangered species -certain species cannot be hunted, killed, collected, or injured in the US
What is the role of the US fish and wildlife service in protecting endangered species
400
-identifies and lists endangered & threatened ocean species
What is the role of the National Marine Fisheries Service
500
-Utilitarian value: (instrumental). Drugs, agriculture, recreation, and other commercial value
What is the value of wild species