Modern wind energy turbines with a blue sky in Germany
Palabras clave
alternative energy,
blue,
climate change,
conservation,
cornfield,
development,
ecological,
efficiency,
electric,
electricity,
electricity pylon,
energy,
environment,
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german,
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grainfield,
industrial,
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innovation,
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production,
propeller,
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renewable,
revolution,
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sustainability,
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technology,
wind,
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windmill,
wind power
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