concept of marine pollution The introduction by man, directly or indirectly. of substances or energy into the marine environment (including estuaries)resulting in such deleterious effects as harm to living resources hazards to human health hindrance to marine activeties including fishing, impairment of quality for use of sea water and reduction of amenities evolved by the SCOR Working Group of the United Nations(1969)concept of marine pollution • The introduction by man, directly or indirectly, of substances or energy into the marine environment (including estuaries) resulting in such deleterious effects as harm to living resources, hazards to human health, hindrance to marine activeties including fishing, impairment of quality for use of sea water and reduction of amenities. —— evolved by the SCOR Working Group of the United Nations (1969)