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vocab terms 5
| Term | Definition |
|---|---|
| Renewable Resources | sun, wind, water, geothermal, and biomass |
| Crop Rotation | the practice of planting different crops sequentially on the same plot of land to improve soil health, optimize nutrients in the soil, and combat pest and weed pressure |
| Terraces | an external, raised, open, flat area in either a landscape (such as a park or garden) near a building, or as a roof terrace on a flat roof |
| Desertification | the process by which vegetation in drylands i.e. arid and semi-arid lands, such as grasslands or shrublands, decreases and eventually disappears |
| Deforestation | the purposeful clearing of forested land |
| Reforestation | The process of replanting trees in areas that have been affected by natural disturbances like wildfires, drought, and insect and disease infestations |
| Semiarid | climate that dry but having slightly more rain than an arid region or climate. |
| Aqueducts | structures used to conduct a water stream across a hollow or valley |
| Aquifers | a geologic formation, a group of formations, or a part of a formation that contains sufficient saturated permeable material to yield significant quantities of water to wells and springs |
| Desalinization | The removal of salt or other chemicals from something, such as seawater or soil |
| Acid Rain | any form of precipitation with acidic components, such as sulfuric or nitric acid that fall to the ground from the atmosphere in wet or dry forms |
| Global Warming | the phenomenon of increasing average air temperatures near Earth's surface over the past one to two centuries |
| Ogallala Aquifer | the largest aquifer in the United States |
| Smog | air pollution that reduces visibility |
| Ozone Layer | a region of high ozone concentration in the stratosphere, 15 to 35 kilometres above Earth's surface |
| Nonrenewable Resources | oil, natural gas, coal, and nuclear energy |
| Minerals | naturally occurring elements or compounds |
| Metallic Minerals | minerals which contain one or more metallic elements in their raw form |
| Nonmetallic Minerals | minerals composed of chemical elements that do not exhibit metallic properties |
| Fossil Fuels | oil, coal and natural gas |
| Petroleum | a complex mixture of hydrocarbons that occur on Earth in liquid, gaseous, or solid form |
| Refineries | convert (refine) crude oil into petroleum products for use as fuels for transportation, heating, paving roads, and generating electricity and as feedstocks for making chemicals |
| Hydroelectric Power | one of the oldest and largest sources of renewable energy, which uses the natural flow of moving water to generate electricity |
| Geothermal Energy | heat energy from the earth |
| Solar Energy | the radiation from the Sun capable of producing heat, causing chemical reactions, or generating electricity |
| Nuclear Energy | the use of sustained nuclear fission to generate heat and electricity |
| Chernobyl | the result of a flawed reactor design that was operated with inadequately trained personnel |
| Wangari Maathai | founded the Green Belt Movement in 1977 to plant trees across Kenya, alleviate poverty and end conflict |
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