Developing and using technology that uses renewable energy to produce sustainable energy, such as solar energy.
Palabras clave
technology,
outdoors,
industry,
nature,
plant,
sky,
economy,
factory,
generator,
wind,
day,
adult,
sunset,
sun,
people,
concept,
windmill,
equipment,
business,
idea,
man,
farm,
mountain,
clean,
sunny,
communication,
propeller,
hill,
investment,
occupation,
pollution,
workings,
horizontal
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