Waste in the ponds produced by leaching gold from ore is a source of potential environmental dangers.
Forgetting to sort your recycling can be another potential environmental danger.
( z1 possible :ARG1 ( z2 endanger :ARG0 ( z3 forget :ARG0 ( z4 you ) :ARG1 ( z5 sort :ARG0 z4 :ARG1 ( z6 recycle :ARG0 z4 ) ) ) :ARG1 ( z7 environment ) :mod ( z8 potential ) :mod ( z9 another ) ) )