Ethical Beef, Part 2: The Efficiency of Cattle Grazing

Cattle grazing allows grassland that would not be used for growing crops to work its way into the food web.

Efficiency of Cattle Grazing
Grasslands naturally harvest energy from the sun to allow plants to grow. The energy from those plants can be harvested by grazing cattle on farm lands.
Photo by Fotolia/Therina Groenewald