acid

atmosphere

biohazard

catastrophe

consumption

contamination

danger

dangerous

death

deathly

dirty

disposal

dump

dumping

earth

eco

ecology

environment

garbage

global

hand

harmful

hazard

human

impact

irritant

junk

landfill

liquid

littering

mess

nature

overconsumption

planet

plastic

pollution

pouring

problem

recycling

responsibility

rubbish

save

scrap

sign

social

substance

symbol

toxic

trash

waste