Sentences with phrase «unchecked population growth»

Ehrlich preached a Malthusian near - future in which hundreds of millions would perish by famine as the world's unchecked population growth spiraled to infinity.

Habitat destruction, unchecked population growth, global warming and other challenges of modern civilization have put humanity at risk.

They're now found in marine habitats throughout the tropical and subtropical Western Atlantic, Caribbean and Gulf of Mexico, threatening native fishes with their voracious appetites and unchecked population growth.

The food system can not sustain prolonged impacts from climate change and unchecked population growth.

Speculation includes war, social chaos, unchecked population growth and disease.

In truth they should acknowledge that the main emergency is an unchecked population growth.

To a civilization facing lots of other pressures — internecine conflict, unchecked population growth, environmental degradation — the added burden of drought may have been enough to undermine the stability of the large Mayan cities situated in the lowlands of the Yucatan Peninsula, says Jeremy A. Sabloff, a Mayanist and the director of the University of Pennsylvania Museum of Archeology and Anthropology.

Nor will it address the 10,000 pound elephant in the environmental room: Unchecked population growth.