wind power
風力
alternative
blade
blue
blue sky
clear
development
ecological
ecology
electric
electrical
electricity
energy
environment
environmental
friendly
from below
generation
generator
innovation
innovative
modern
nature
new
one
power
production
propeller
renewable
renewable energy
renewable resources
single
sky
spain
supply
sustainability
sustainable
technology
trees
turbine
turbines
white
wind
wind turbine
windfarm
windmill
windmills
windpower
windturbine