environmental
alternative
alternative energy
blade
clean
conservation of resources
development
eco
ecological
ecology
electric
electrical
electricity
energy
environment
environmentally friendly production
generation
generator
global warming
green
green electricity
industrial
industry
innovative
landscape
large facility
mill
nature
plant
power
prairie
propeller
renewable
rotating
rural
scenic
structure
sustainability
technology
turbine
wind
wind energy
wind farm
wind turbine
wind turbines
windfarm
windmill
windmill farm
windmills
windmolen park