environmental
background
bag
bins
clean
cleaning
cleanup
compost
concept
conservation
container
different
disposal
dump
dustbin
eco
ecological
ecology
environment
garbage
glass
global
household
litter
metal
nature
object
organic
outdoors
paper
plastic
pollution
protect
recycle
recycling
reduce
refuse
reuse
rubbish
sanitary
separate
service
sorting
throwing
trash
types
utilization
wall
waste