英文關鍵字
and
area
beauty
clear
cloud
cloudscape
concepts
conservation
copy
desert
dramatic
electricity
energy
environment
environmental
fuel
generation
generator
green
group
industry
issues
landscape
large
mountain
nature
objects
people
power
range
renewable
resources
row
rural
scene
scenery
sky
social
space
spinning
sunset
supply
sustainable
technology
turbine
wind
windmill