bright blue water flowing in a stream contaminated with copper sulfate.

agricultural algaecide artificial asia blue color chemical concepts conceptual contaminant contaminated contamination copper sulfate countryside damage destruction dumped ecocide environment environmental issue forest freshwater generic location harmful effect hazardous hydrated inorganic compound landscape leak leakage nature people outdoors poison poisonous polluted pollution river rock rural area southeast spill stream substance sulphate tainted toxic trees waste management water woods commonly used fungicide herbicide turns bright mixed flowing creek foliage sulfate