alternative
blade
blue
cloud
cloudy
dunes
dutch
electricity
energy
environment
environmental
evening
farm
generate
generator
grass
green
holland
industrial
lake
landscape
mast
metal
mill
nature
netherlands
power
propeller
protected
renewable
rotate
rotating
rotation
sand
sky
spin
stand
summer
sustainable
technology
turbine
watts
white
wind
windmill
windturbine