Make someone or something clean or neat.
GROW UP
TIDY UP
CLEAN UP
LOOK UP
Damage caused to water, air, etc
CORRUPTION
INFECTION
POLLUTION
PURITY
A site/place for the disposal of waste materials
BEACH
LANDFILL
PLAYGROUND
OCEAN
To treat or process (used or waste materials) in order to use them again
THROW AWAY
RECYCLE
REDUCE
WASTE
Waste material or things that are no longer wanted or needed
RUBBISH
FOOD
WATER
TREES
To discard or get rid of something useless or unwanted
THROW AWAY
SAVE
OPERATE
WATCH