An Inquiry into the Nature and Causes of the Wealth of Nations, generally referred to by its shortened title The Wealth of Nations, is the magnum opus of the Scottish economist and moral philosopher Adam Smith. First published in 1776, the book offers one of the world's first collected descriptions of what builds nations' wealth, and is today a fundamental work in classical economics. By reflecting upon the economics at the beginning of the Industrial Revolution, the book touches upon such br...

His interest in the link between tropical bird breeding and cancer has expanded to the health risks of the intensive rearing of poultry, pigs and cattle for consumption. Artificial breeding of livestock has increased dramatically since the 1950s. Over the past fifty years, our diet has become increasingly unnatural. More meat products from animals, bred solely for consumption, cause more chronic diseases. An increase that keeps pace with the recent rise in cancer mortality.