asian
backpack
bin
bottle
cheerful
child
cleaning
conservation
container
daughter
disposal
dustbin
eco
ecology
elementary
environment
garbage
girl
glass
holding
kid
learning
little
material
nature
park
people
plastic
pollution
public
pupil
recycle
recycling
responsibility
reuse
rubbish
school
schoolgirl
separate
student
thai
throwing
tourism
tourist
travel
trip
waste
water
young