wind power
風力
agriculture
alternative energy
bright
cloud
color image
danger
dark
development
dramatic sky
electricity
energy
environmental conservation
equipment
farm
field
fuel and power generation
generator
horizontal
industry
iowa
lightning
lightning strike
majestic
moody sky
motion blur
natural phenomenon
nature
night
nobody
outdoors
power
renewable resource
rotating
rural
sky
spinning
storm
storm cloud
thunderstorm
turbine
violent weather
weather
wind
wind turbines
windmill