Associated Press: Evoking an era of World War II austerity, British families are being urged to cut food waste and use leftovers in a nationwide effort to fight sharply rising global food prices. It’s not back to ration books, “victory gardens,” or squirrel-tail soup yet, but warning bells are being rung by experts at all levels of Britain’s government as well as from the World Food Program. With food and energy prices soaring worldwide, a constant supply of high-quality, affordable …