Before revision: He instead warned that excess population is the inevitable result of access to excess food for the human organism en masse just as surely as it would be for any other , a concept which he described as a fundamental part of the "ABCs of ecology" .
After revision: He instead warned that excess population is the inevitable result of access to excess food for the human organism en masse just as surely as it is for any other , a concept which he described as one of the "ABCs " of well-established ecologyspecies .