The Energy Footprint of Bottled Water 32 to 54 million barrels of oil 32 to 54 million barrels of oil A study study 32 a 54 millones de barriles de petróleo Live Science on Livescience.com study study 32 to 54 million barrels of oil study study According to Live Science 32 to 54 million Live Science 32 a 54 millones de barriles de petróleo study study one third of one percent study