background
bag
bin
bottle
brick
care
classification
clean
concept
conservation
disposal
earth
eco
ecology
environment
female
garbage
hand
lifestyle
litter
litterbin
litterbox
material
nature
people
person
plastic
pollution
poly
polyethylene
preservation
problem
protect
recyclable
recycle
refuse
renewable
resource
reuse
rubbish
save
sorting
throwing
trash
trowing
utilization
wall
waste
woman
young