overplowing

In Nigeria, where 148 million people are crammed into an area not much larger than Texas, overgrazing and overplowing are converting grassland and cropland into desert, putting farmers and herders in a war for survival.

When Population Growth and Resource Availability Collide

Brown pointed out that the larger question is whether our continuing with business as usual -- with overpumping, overgrazing, overplowing, overfishing, overloading the atmosphere with carbon dioxide, and, I would add, overpopulating -- can be sustained.

Our Global Ponzi Economy

Over the last half-century, we have removed so much of that protective cover by clearcutting, overgrazing, and overplowing that we are fast losing soil accumulated over long stretches of geological time.

Speedlinking 7/10/07