As you get your holiday plans confirmed or look into booking trips in the New Year - you might be able to fly knowing that your flight is treating Mama Earth a little better! United Airlines has completed their first successful flight WITH passengers using renewable plant based fuel. The fuel is reportedly comprised of corn cobs and stalks boasting a cleaner burn that is better for the environment. Shouts to the 100 passengers that were a part of this first trial run - they made it safely on the test flight from Chicago to Washington DC on entirely renewable energy making it an aviation FIRST!