To treat or process (used or waste materials) in order to use them again
Throw away
waste
Recycle
Reduce
A site/place for the disposal of waste materials
Beach
landfill
ocean
playground
To discard or get rid of something useless or unwanted
Watch
Throw away
Operate
Save
Make someone or something clean or neat.
Look up
Clean up
Grow up
Tidy up
Damage caused to water, air, etc
pollution
purity
Corruption
Infection
Waste material or things that are no longer wanted or needed
Food
Rubbish
Trees
Water