Alfred C. Redfield Scientist
Alfred Clarence Redfield (November 15, 1890 in Philadelphia – March 17, 1983 in Woods Hole) was an American oceanographer.He is especially known for having discovered the Redfield ratio, which describes the ratio between nutrients in plankton and ocean water. In 1966, he received the Eminent Ecologist Award from the Ecological Society of America. His research was used by James Lovelock in the formulation of the Gaia hypothesis, that "Organisms and their environment evolve as a single, self-regulating system."