accident

bag

bags

bottle

bottles

catastrophe

chemical

contamination

damage

dead

dirty

disaster

disasters

dump

eco

ecology

ecosystem

environment

environmental

fish

floating

flowing

forest

garbage

global

health

industrial

industry

junk

nature

oil

pipeline

plastic

poison

polluted

pollution

problem

production

recycle

recycling

risk

river

stream

toxic

trash

trouble

unhealthy

urban

warming

waste

water