The difference between renewable and nonrenewable resources, with common examples of each. Front: the resource or term. Back: a plain-language definition or classification.
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- Renewable resource
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A natural resource that regenerates or is replenished naturally within a human timescale
- Nonrenewable resource
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A natural resource that exists in a fixed amount and cannot be regenerated at the rate it is consumed
- Solar energy
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Renewable energy captured from the sun's radiation using panels or concentrated mirrors
- Wind energy
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Renewable energy generated by turbines that convert moving air into electricity
- Geothermal energy
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Renewable energy from heat deep inside the Earth accessed by drilling into hot rock
- Hydroelectric power
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Renewable energy generated by flowing or falling water spinning turbines in a dam or river
- Biomass energy
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Renewable energy produced by burning organic materials like wood, crops, or animal waste
- Tidal energy
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Renewable energy from the gravitational pull of the moon and sun on ocean tides
- Wave energy
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Renewable energy from ocean waves converted to electricity by offshore devices
- Hydrogen fuel cells
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Renewable fuel that releases energy when hydrogen atoms combine with oxygen to form water
- Coal
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Nonrenewable fossil fuel formed from ancient plant matter compressed underground for millions of years
- Natural gas
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Nonrenewable fossil fuel extracted from underground, primarily methane, burned for heat and electricity
- Crude oil
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Nonrenewable fossil fuel pumped from underground and refined into gasoline, diesel, and other products
- Uranium
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Nonrenewable element mined for nuclear fuel, whose atoms are split to release energy
- Copper ore
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Nonrenewable metal extracted from rock deposits and used in wiring and electrical equipment