The energy used by cars and their CO2 emissions could have dropped by over 30% in the past decade if not for the world’s growing taste for SUVs, a new report from the Global Fuel Economy Initiative suggests. Electric vehicles are a solution, but large gas-powered cars are incredibly popular, especially in the U.S., and their overall market share keeps growing. Large SUVs like the Chevrolet Tahoe, Toyota Sequoia, or Nissan Armada have highway fuel efficiency of just 28, 24, and 19 miles per gallon, respectively.
