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抽象的
8th Green Energy Congress scheduled on June 15- London, UK
Elsarra
Renewable energy is energy that is collected from renewable resources, which are naturally replenished on a human timescale, such as sunlight, wind, rain, tides, waves, and geothermal heat. Renewable energy often provides energy in four important areas: electricity generation, air and water heating/cooling, transportation, and rural (off-grid) energy services. Renewable energy sources also have a much smaller impact on the environment than fossil fuels
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