Geography Core 4 Key words

Pregunta	Respuesta
Ecological Footprint	The theoretical measurement of the amount of land and water a population requires to produce the resources it consumes and to absorb its waste, under prevailing technology.
Energy pathways	Supply routes between energy producers and consumers which may be pipelines, shipping routes or electric cables.
Peak oil production	The year in which the world or an individual or a producing country reaches its highest level of production, with the production declining the year after.
Strategic Petroleum Reserve	The USA's reserve supply of oil, which should last for about three months in the event of severe interruptions to imported oil.
The four R's	1) Refuse 2) Reduce 3) Reuse - This involves extending the life a beyond what it is usually used for 4) Recycle - The concentration of used waste materials that are being processed into new material.
Quotas	Involving agreement between countries to take only a predetermined amount of ressource. Quotas may change on an annual or long time period basis.
Fracking / Hydraulic fracturing	The forcing open of fissures in subterranean rocks by introducing liquid at high pressure, especially to extract oil or gas.
Biofuels	Fossil fuel substitutes that can be made from a range of agri-crop materials including oilseeds, wheat, corn and sugar.
Geothermal energy	The natural heat found in the Earth's crust in the form of steam, hot water and hot rock.
Overfishing	A level of fishing resulting in the depletion of the fish stock.

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