abstract
chemical
contaminate
contaminated
contamination
copper
crude
cyanide
destruction
dirty
disaster
ecology
ecosystem
environment
environmental
garbage
geamana
global
gold
greenpeace
hazardous
industrial
industry
lake
landscape
leak
liquid
mine
montana
nature
poison
polluted
polluting
pollution
pond
romania
rosia
rosia montana
slick
soil
spill
surface
taint
toxic
waste
water