International agreement to reduce production and consumption of ozone-depleting substance.
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ecosystem
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Self-contained, self-regulating, and interacting communities adapted to local combinations of climate, topography, soil, and drainage conditions.
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dead zones
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An area of water where there is no oxygen left.
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greenhouse effect
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Occurs when gases trap solar energy in the form of heat.
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global climate change
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Human-induced change in the environment, especially from the emissions of greenhouse gases, leading to higher temperatures around the globe.
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terracing
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he practice of planting crops on steep slopes that have been converted into a series of horizontal steplike level plots
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hydrologic cycle
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The total amount of water on Earth remains constant, changing from vapor to liquid to ice/snow and back.
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sustainable development
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A way of using natural resources without depleting them, and of providing for human needs without causing long term environmental harm.
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ecosphere
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The thin zone of air, water, Earth, and living matter that extends from the mountaintops to the bottom of the ocean, within which life is found.
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environmental justice
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The equal treatment of all people regardless of social grouping with regard to prevention and relief from environmental and health hazards.
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transboundary river basins
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Straddling two or more countries
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desertification
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The expansion or intensification of areas of degraded or destroyed soil and vegetation cover.
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aquifer
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An underground formation that contains groundwater
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acid percipitation
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contains a low ph often because of the pollution of the atmosphere
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soil
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The complex mixture of loose material including minerals, organic and inorganic compounds, living organisms, air, and water found at the earth's surface and capable of supporting plant life.
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environment
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Everything that surrounds an organism and influences it.
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ozone
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A form of oxygen that has three oxygen atoms in each molecule instead of the usual two.
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environmental pollution
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The introduction into the biosphere of materials that because of their quantity, chemical nature, or temperature have a negative impact on the ecosystem or that cannot be readily disposed of by natural recycling processes.
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fallowing
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The practice of allowing plowed or cultivated land to remain uncropped or only partially cropped for one or more growing seasons.
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rotation
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The planing of two or more crops simultaneously or successively on the same area to preserve fertility.
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biome
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A group of ecosystems that have the same climate and similar dominant communities
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IPAT equation
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(Impact = population x affluence x technology) This is a conceptual representation of the three major factors that influence environmental impact.
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Not In My Backyard (NIMBY)
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Problem locating landfills
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hazardous waste
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Potentially harmful to our health or the environment.
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soil erosion
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Natural processes that moves soil from one location to another due to water, wind, ice, and other agents.