unit 5 APES vocab

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externality

the cost or benefit of a good or service that is not included in the purchase price of that good or service or otherwise accounted for

selective cutting

the method of harvesting trees that involves the removal of single trees or a relatively small number of trees from the larger forest

subsistence farming

farming for consumption by the farming family and maybe a few neighbors

organic fertilizer

fertilizer composed of organic matter from plants and animals

synthetic fertilizer

fertilizer produced commercially, normally with the use of fossil fuels AKA inorganic fertilizer

waterlogging

a form of sil degradation that occurs when soil remains under water for prolonged periods

salinization

a forest of soil degradation that occurs when the small amount of salts in irrigation water becomes highly concentrated on the soil surface through evaporation

pesticide

a substance, either natural or synthetic, that kills or controls organisms that people consider pets

monocropping

an agricultural method that utilizes large plantings of a single species or variety

aquifier

pore spaces found within permeable layers of rock and sediment underneath the soul that store groundwater

concentreated animal feeding operations (CAFO)

a large indoor or outdoor structure designed for maximum occupancy of animals and release cations

free range grazing

allowing animals to graze outdoors on grass for most or all of their lifestyle

overgrazing

excessive grazing that can reduce or remove vegetation to edofe and compact the soil

desertification

transformation of arable, productive low - precipitation land to desert or unproductive land due to climate change or destructive land use such as overgrazing and logging

fishery

a commercially harvestable population of fish within a particular ecological region