機器
environmental
agriculture
air
alternative
america
blade
blades
bloom
blooming
blue
building
clean energy
clear
colorado
crop
electric utility
electricity
energy
energy of wind
environment
field
floral
flower
generation
generator
green
green energy
industry
midwest
mill
nature
plant
power
power generator
propeller
renewable
renewable energy
rocky mountain
rotate
rotation
round
safe
sails
sky
spin
steel
structure
summer
sunflower
supply
sustainable
system
tall
technology
tower
towers
turbine
united states
us
white
wind
wind turbine
windfarm
windmill
yellow