wind power
風力
alternative
clouds
conservation
developing
eco
ecologic
ecological
ecology
electric
electricity
energetic
energy
engine
environmental
factory
farm
field
generate
generator
global
green
industrial
landscape
metal
mill
motor
plant
power
power station
propeller
renewable
research
resource
rotate
rotation
sky
spin
spinning
station
technological
technology
tower
turbine
warm
warming
watts
wind
wind turbine
windmill