Issue Date: Jun 30, 2008
weight matters: Obesity contributes to global warming, says a study. Obese people require 1,680 daily calories to sustain normal energy and another 1,280 calories to maintain daily activities. This is 18 per cent more than someone with a stable body mass index. The next step will be to quantify how much a heavier population is contributing to climate change, higher fuel prices and food shortages.