英文關鍵字
agriculture
are
background
care
concept
conservation
earth
eco
ecology
energy
environment
environmental
forest
garden
grass
green
grow
growing
growth
hand
hands
happy
ideas
leaf
life
motion
natural
nature
new
people
planet
plant
planting
plants
preserving
protection
renewable
sapling
save
seed
seeding
seedling
slow
spring
sprout
summer
sun
sunlight
sunshine
symbol
their
there
tree
trees
vitality
water
watering
wellness
woman
world
young