environmental
background
bag
black
bottle
conservation
consumerism
contamination
dirt
dirty
disposal
dump
dumping
ecological
ecology
environment
exterior
garbage
global
heap
household
industrial
industry
junk
junkyard
landfill
landscape
litter
management
material
nature
outdoors
paper
pile
plastic
pollution
recycle
recycling
refuse
rubbish
scrap
site
sky
trash
urban
warming
waste
way
work