英文關鍵字
activist
banner
care
change
chemical
climate
conservation
dirty
dump
earth
eco
ecology
environment
environmental
female
fighter
garbage
girl
global
globe
landfill
mask
millennial
movement
nature
organic
placard
planet
plastic
pollution
portrait
poster
protection
protest
recycling
reduce
reusable
reuse
save
shout
together
trash
volunteer
waste
woman
world
young
youth