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Renewable energy is energy from renewable resources that are naturally replenished on a human timescale.
Renewable resources include sunlight, wind, the movement of water, and geothermal heat.
Although most renewable energy sources are sustainable, some are not.
Renewable energy is often used for electricity generation, heating and cooling.
From 2011 to 2021, renewable energy has grown from 20% to 28% of global electricity supply.
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