英文關鍵字
aerial
alternative
amazing
beautiful
beauty
bushes
clouds
conservation
development
eco
ecology
electrical
electricity
endless
energy
environment
fantastic
farm
field
generation
green
harmony
hills
landscape
law
life
lush
majestic
modern
nature
planet
plants
power
preservation
producing
protection
renewable
rule
sky
sole
source
sustainable
technological
technology
tree
turbines
untouched
view
wind
windmill