英文關鍵字
aerial
air
alternative
blue
clean
cloud
coastline
conservation
development
dusk
ecology
electricity
energy
environment
footage
future
generating
generation
generator
global
green
high
industrial
industry
landscape
mill
modern
motion
moving
nature
ocean
orange
plant
power
production
renewable
sea
shore
sky
stormy
sun
sunrise
sunset
technology
turbine
view
warming
wind
windmill