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Definitions and explanations of various ecological terms and concepts, including the study of living organisms in an ecosystem, global commons, sustainable development, threats to the earth's ecosystem, forces of change, limits to economic growth, world income inequality, ozone depletion, global warming, life cycle analysis, industrial ecology, and design for disassembly.
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The study of how living things (plants and animals) interact with one another in an ecosystem. By some measures, the demands of human society have already exceeded the carrying capacity of the earth's ecosystem. TERM 2
DEFINITION 2 A shared resource that a group of people uses collectively. If all individuals maximize their own advantage in short term, commons will be destroyed. TERM 3
DEFINITION 3 Development that meets the needs of the present without compromising the ability of future generations to meet their own needs. -Protecting the envt will require economic development. -Economic development must be done sustainably. -Strikes a balance of the two. TERM 4
DEFINITION 4
DEFINITION 5
DEFINITION 7 About 40% of the world's population has income below the international poverty line ($2/day). Income not distributed equally throughout the world. Countries at either extreme level of income tend to behave in more environmentally destructive ways. TERM 8
DEFINITION 8 CFCs destroy a layer of ozone. Montreal Protocol: cut CFC production. By 2003, 184 countries signed. Protective layer will gradually recover (hole over Antarctica, etc) TERM 9
DEFINITION 9 -Greenhouse Effect: CO2 in atmosphere prevents heat from escaping. -Amt of greenhouse gases in atmosphere has increased by 25% since the Industrial Revolution. -Caused by burning of fossil fuels, deforestation, beef production. -Earth has warmed by .4 degrees C. -Kyoto Protocol not signed by US (99-0 vote NO). - Source reduction and reduced pollution are goals. TERM 10
DEFINITION 10 Collecting info on the lifelong environmental impact of a product, from extraction of raw material to manufacturing to its distribution, use, and ultimate disposal.