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Conservation Oly C
Environmental Concerns (updated 2023)
| Term | Definition |
|---|---|
| EPA | Environmental Protection Agency |
| pollution | Contamination of a habitat with substances which make it less favorable for organisms |
| habitat loss | When an organism loses a large part of its natural home |
| DDT | Long-Lasting insecticide which caused the decline of some animal species (dichlor-diphenyl-trichlorethane) |
| ground water | water standing in or moving through the soil and underlying rock layers (the source of water in wells and springs) |
| run-off | the part of precipitation which flows over the land without sinking into the soil |
| erosion | the washing away of soil particles by water, wind, ice, or earth movements such as landslides |
| topsoil | the uppermost portion of the soil, which is richer in organic material and lighter in texture than the material below |
| silt | fine mineral particles in the soil |
| clearcutting | the cutting of all the trees in an area in one operation |
| sewage | untreated waste material from homes and industry |
| siltation | fine sand, or the like, carried by moving or running water and deposited as a sediment in our lakes and streams |
| Agriculture Pollution | Waste from all types of farming activities, including run-off from pesticides and fertilizer us, and from feedlots; erosion and dust from ploughing; and animal manure |
| Aquifer | A body of permeable rock or sediment saturated with groundwater |
| Food Waste | Food that is fit for eating but intentionally thrown away at grocery stores or in our homes |
| Greenhouse Effect | The process that occurs when gases in Earth's atmoshrere trap the sun's heat |
| microplastics | Very small fragments of any type of plastic less than 5 Millimeters in length |
| non-point source pollution | Pollution that occurs when runoff from rain and snowfall carries pollutants into rivers, streams, lakes, wetlands, and groundwater |
| Point Source Pollution | Any single identifiable source of pollution from which pollutants are discharged, such as a pipe, ditch, ship, or factory smokestack |
| Waste Water | Water that has been used once, or for a short period of time, before being thrown away |
| Single Use Plastics | Plastic that is used once, or for a short period of time, before being thrown away |
Created by:
wmiller717
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