environmental
active
bag
black
bottle
character
clean
collect
community
concept
containers
drawer
eco
ecology
environment
food
forest
garbage
girl
green
house
human
kitchen
litter
management
materials
nature
outdoor
park
people
person
plastic
pollution
protect
recycle
recycling
refuse
responsible
roll
rubbish
selection
trash
up
used
utilization
volunteer
waste
woman
work
young