The Life Cycle Assessment of North American Aluminum Cans found that greenhouse gas emissions for aluminum beverage can production has dropped more than 40 percent since 1991 and 7 percent since 2012. Energy demand has declined by similar levels during this time period. These reductions have been driven largely by decreased carbon intensity of primary aluminum production in North America, lighter cans (which are 27 percent lighter per fluid ounce compared to 1991) and more efficient manufacturing operations.
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Sphera
Published May 26, 2021 12pm EDT / 9am PDT / 5pm BST / 6pm CEST