Yale Environment 360: As much as half of the food produced globally is wasted each year as a result of inefficient agricultural practices, inadequate storage facilities and transportation systems, and wasteful consumer habits, a new report says. While the world community produces about 4 billion metric tons of food annually, roughly 1.2 to 2 billion metric tons of that food or 30 to 50 percent is never consumed, according to the UK-based Institution of Mechanical Engineers. The causes of waste vary from region to...