assortment
background
bag
can
care
clean
concept
conservation
different
disposal
earth
eco
ecology
environment
flat
floor
garbage
lay
lifestyle
litter
many
nature
object
pile
plastic
pollution
poly
polyethylene
preservation
problem
protect
recyclable
recycle
recycling
refuse
renewable
resource
reuse
rubbish
save
sign
symbol
table
tin
top
trash
utilization
view
waste
wooden