(RTTNews) - Here is one more reason why obesity and overweight need to be tackled on a war footing. They put undue pressure on Earth's dwindling resources, say researchers from the London School of Hygiene & Tropical Medicine. This is because people's weight - and not just the population size - determines the energy requirements of the human race.

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Now it's not just the food police, but environmentalists who want to regulate what we eat?