Green alternative energy and environment protection ecology concept - solar battery panels and wind generator turbines against blue sky
Palabras clave
wind,
solar,
sky,
turbine,
alternative,
energy,
power,
electricity,
wind turbine,
technology,
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renewable,
power plant,
sustainable,
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sun,
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windmill,
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conservation,
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battery,
ecology,
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environmentalism,
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innovation,
natural resource,
propeller,
solar cell,
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wind generator,
windmill,
wind power,
blue,
cloud
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