英文關鍵字
background
beverages
bottle
bottles
container
contamination
crime
debris
decline
destruction
dirty
distorted
dump
dumping
ecologic
ecological
ecology
environment
filth
filthy
floating
forest
garbage
global
green
health
hygiene
junk
litter
packaging
plastic
poisonous
polluted
pollution
pond
problem
recycle
recycling
refuse
resources
respect
reuse
river
rubbish
soda
trash
ugly
waste
water