His best-selling 1968 book, which forecast global famines, made him a leader of the environmental movement. But he faced criticism when his predictions proved premature.
What if the challenge for humanity's future is not too many people on a crowded planet, but too few people to sustain the progress that the world needs? Most people on Earth today live in a country ...
Paul Ehrlich, famed ecologist and controversial author of The Population Bomb, died at 93 years old on March 13.