TY - BOOK AU - Mance, Geoffrey AU - TI - Pollution threat of heavy metals in aquatic environments U1 - 577.472 PY - 1987/// CY - London PB - Elsevier KW - Enviroment KW - Environment KW - Ecology KW - Environmental movement KW - Environmental policy KW - Environmental production KW - pesticides KW - Aquatic environment KW - Aquatic pollution KW - Chemical Pollution KW - Environment pollution KW - Pollution KW - Air pollution KW - Marine pollution KW - Noise pollution KW - Pollution control industry KW - Radioactive pollution KW - Water pollution KW - Space debris KW - Environmental health KW - Human influence on nature KW - Public health KW - sanitary engineering KW - sanitation N1 - Ref.P. 331- 362 ER -