environmental
adorable
air
air pollution
alone
carrying
caucasian
child
city
copy space
damage
danger
dirty
ecology
elementary age
environment
female
flora
girl
global
green
health
industrial
industry
kid
medicine
people
person
polluted
pollution
potted plant
preadolescent child
preteen
problem
protective mask
rubbish
safety
selective focus
toxic
trash
urban
waste