No more than 10 percent of the energy contained in the organic material of one trophic level is incorporated into the next higher level The higher the trophic level the smaller the possible population of organisms Eating meat is a luxury: The amount of biochemical energy people will obtain from eating the chickens is minuscule compared with the amount of biochemical energy in raising the chickens. In the US, more than 70 percent of grain production is fed to livestock If people in US ate 10 percents less meat, the savings in resources could feed 100 million people• No more than 10 percent of the energy contained in the organic material of one trophic level is incorporated into the next higher level. • The higher the trophic level, the smaller the possible population of organisms. • Eating meat is a luxury: The amount of biochemical energy people will obtain from eating the chickens is minuscule compared with the amount of biochemical energy in raising the chickens. In the US, more than 70 percent of grain production is fed to livestock. • If people in US ate 10 percents less meat, the savings in resources could feed 100 million people