Large wind turbine rotating blades in the hill a background of forest, blue sky and cloud. Alternative energy sources.
Palabras clave
wind,
turbine,
farm,
blue skies,
cloud,
rotating,
blade,
field,
wind turbine,
renewable energy,
wind power,
nature,
innovation,
windmill,
modern,
no people,
efficiency,
factory,
technology,
agriculture,
choice,
cylinder,
development,
electricity,
environment,
environmental conservation,
equipment,
generator,
horizontal,
industry,
magnification,
outdoors,
plain,
power supply,
propeller,
social issue,
day,
surrounding,
tower,
wilderness,
mountain
