Chapter 16 Word Scramble
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Term | Definition |
Nonrenewable Resources | resources that are used faster than they form |
Renewable Resources | resources that cannot be used up or can replenish themselves over time |
Ecological footprint | the amount of land necessary to produce and maintain enough food and water, shelter, energy, and waste |
Pollution | any undesirable factor that is added to the air, water, or soil |
Smog | a type of air pollution caused by the interaction of sunlight with pollutants produced by fossil fuel emmision |
Particulates | microscopic bits of dust, metal, and unburned fuel |
Acid Rain | type of precipitation produced when pollutants in the water cycle cause rain pH to drop below normal levels |
Greenhouse effect | occurs when carbon dioxide, water, and methane molecules absorb energy reradiated by Earth's surface and slow the release of this energy from Earth's atmosphere |
Global warming | the trend of increasing global temperatures |
Indicator species | the species that provides a sign of the quality of the ecosystems environmental conditions |
Biomagnification | when a pollutant moves up the food chain as predators eat prey, accumulating in higher concentrations in the bodies of protectors |
Habitat Fragmentation | when a barrier forms that prevents an organism from accessing its entire home range |
Introduced species | any organism that was brought to an ecosystem as the result of human actions |
Sustainable development | practice in which natural resources are used and managed in a way that meets current needs without hurting future generations |
Umbrella species | its protection means a wide range of other species will also be protected |
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