the carbon footprint of worldwide food losses and food waste amountsto the equivalent of 3.3 giga tons of co2 emissions.1 compared to theco² emissions of individual countries this volume ranks third amongthe world&rsquos biggest greenhouse gas emitters after china and theusa. what this means in concrete terms is that the greenhouse gasassociated with the production, processing, transport and storage of allnonconsumed food corresponds to roughly half of what both china andthe usa emit into the atmosphere each year.