Term
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Definition
non-renewable
petroleum, natural gas, and coal created by geologic forces from organic wastes and dead bodies of formerly living biological organisms. |
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Term
| name the types of fuel in order |
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Definition
wood
coal
crude oil
natural gas |
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Term
| what are the 3 seral stages and what makes the differences between them? |
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Definition
pioneer stage
intermediate stage
climax community stage
water and temperature make the differences |
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Term
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Definition
| grasses, shrubs, shade tolerant trees (pines) |
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Term
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Definition
| the plants, lichens, and microbes that first colonize the site. |
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Term
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Definition
| shade tolerant trees (maples) |
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Term
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Definition
| known deposits that can be extracted but only under certain economic conditions. (only profitable when the price goes up) |
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Term
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Definition
| naturally occurring substance that can be extracted using available technology |
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Term
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Definition
| an area where no biotic community previously existed |
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Term
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Definition
| all living things are gone and new living things need to repopulate |
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Term
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Definition
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Term
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Definition
| energy drawn from the internal heat of the earth, either through geysers, fumaroles, hot springs, or other natural geotherm features or through deep wells that pump heated ground water. |
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Term
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Definition
| an energy conversion device that captures solar energy and directly converts it to electrical current. |
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Term
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Definition
| involves splitting the core of an atom |
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Term
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Definition
| areas with similar climate, topography, soil conditions and communities |
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Term
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Definition
near the equator
lots of rainfall
hot year round |
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Term
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Definition
| deciduous; drops leaves in winter (to hold in moisture) |
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Term
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Definition
| bays where rivers empty into the sea |
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Term
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Definition
| salt tolerant trees that grow along warm coasts. they help stabilize shorelines |
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Term
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Definition
| are flooded at high tide but retain some water at low tide |
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Term
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Definition
| saturated wetlands composed of deep layers of undecayed vegetation |
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Term
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Definition
dominated by grass and plants
good soils |
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Term
| pros and cons of burning natural gas |
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Definition
pros; burns very clean
cons; not easy to capture and transport |
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Term
| pros and cons of burning crude oil |
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Definition
pros; burns cleaner than coal, easier to transport
cons; not many resources |
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Term
| pros and cons of burning coal |
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Definition
cons; lots of pollution, black lung disease
pros; significant resources |
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Term
| pros and cons of burning wood |
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Definition
cons; pollution, overharvesting
pros; renewable |
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Term
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Definition
| minerals, fossil fuels, and other materials present in essentially fixed amounts (within human time scales) in our environment |
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Term
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Definition
| resources normally replaced or replenished by natural processes |
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Term
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Definition
| the use of normal materials or absorptive structures without moving parts to gather and hold heat |
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Term
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Definition
| mechanical systems that use moving substances to collect and transfer solar energy |
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Term
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Definition
| organic material from decaying plants. major source of plant nutrients |
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Term
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Definition
| only plowing immediately before planting |
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Term
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Definition
| only tilling wide enough to insert seeds |
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Term
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Definition
| not tilling before planting |
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Term
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Definition
| need lots of transportation, planting a single species, lacking biodiversity. not labor intensive (is machine labored) |
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Term
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Definition
| smaller gardens with a variety of plants. more people labor, not machine labored. |
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Term
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Definition
| dramatically increased agricultural production. requires high inputs of water, plant nutrients, and pesticides. (used to keep the pace with growing human populations) |
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Term
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Definition
| converting once fertile land to desert |
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Term
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Definition
| close physical interaction between 2 individuals of different species |
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Term
| what are the 3 types of symbiosis and what do they mean? |
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Definition
parasitism- living on or in another organism and causes harm
commensalism- one organism may benefit, but no harm is caused
mutualism- both species benefit from the relationship |
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