environmental
background
bin
box
card
caucasian
clean
concept
conceptual
conservation
container
cup
disposal
eco
ecological
ecology
environment
female
garbage
green
hand
holding
junk
lady
litter
management
metal
nature
object
people
person
pollution
problem
protection
recycle
recycling
reduce
reuse
rubbish
save
sorting
studio
throwing
toy
trash
utilization
waste
woman
wooden