. "excessive nutrients in a lake or other body of water, usually caused by runoff of nutrients (animal waste, fertilizers, sewage) from the land, which causes a dense growth of plant life; the decomposition of the plants depletes the supply of oxygen, leading to the death of animal life; \"he argued that the controlling factor in eutrophication is not nitrate but phosphate\""@en-us . "0.746479"^^ . "0.375"^^ . . "13476590-n"^^ . "0.0"^^ . "0.0"^^ . "eutrophication"^^ . . . "113476590"^^ . . . "0.253521"^^ . . . "0.125"^^ . "0.0"^^ . "eutrophication"@en-us . "0.0"^^ . "0.0"^^ . "0.0"^^ .