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ECS 1500 Final Exam Questions and Answers
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ECS 1500 Final Exam Questions and Answers
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ECS 1500 Final ExamEnvironmental Science - Answer -examines interactions among physical, chemical, and biological
components of the environment, including their effects on all types of organisms but more often refers
to human impact on the environment
Green Revolution - Answer -initiatives from the 1930s to the 1960s that increased agricultural
production worldwide involving development of high-yielding varieties of cereal grains, expansion of
irrigation infrastructure, modernization of management techniques, distribution of hybridized seeds,
synthetic fertilizers, and pesticides to farmers
What are some examples of disciplines involving environmental science? - Answer -
environmentalism - Answer -Environmental Activism
Aldo Leopold and land ethic - Answer -concept which enlarged our sphere of concern to include animals,
plants, and landforms (whole photographs of Earth)
Stewart Udall - Answer -his book, quiet crisis, took a wider view to the total environmental effects of the
growth-at-any-cost economy (an environmental ethic)
Biosphere - Answer -Earth's system that is living things
geosphere - Answer -Earth's system that is Earth
, Tectonosphere - Answer -Earth's system that is the plates
Cryosphere - Answer -Earth's system that contain's ice
Atmosphere - Answer -Earth's system that is gas
Hydrosphere - Answer -Earth's atmosphere that is liquid
Gaia Theory - Answer -The Earth is a "living super-organism" and all of the "spheres" interact and
readjust to maintain homeostasis
Myth of Superabundance - Answer -(land myth) inexhaustible resources; Management unnecessary;
effects of this are still visible
Cuyahoga River - Answer -Single most significant event to spur environmental awareness; 13 fires from
1968-1969
Cedars of Lebanon - Answer -Thrived across Mount Lebanon; timber exploited
Environmental Awareness movement - Answer -The series of environmental Acts put into place from the
late 1960's-70's
Environment - Answer -
Examples of Water pollution - Answer -Tsunamis, flooding
Examples of environmetnal Air pollution issues - Answer -Fossil fuels agriculture, fires, waste disposal,
dust storms
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