wind power
風力
environmental
alternative
alternatively
blue
change
clean
clear
climate
color
conservation
copy space
copyspace
development
eco
ecological
ecology
ecosystem
efficiency
electric
electricity
energy
environment
farm
field
generation
generator
global
hill
horizontal
industrial
industry
innovation
landscape
lonely
mill
movement
nature
nobody
one
plant
power production
renewable
resource
sky
station
supply
sustainability
sustainable
technology
tower
turbine
white
wind
windfarm
windmill