Great airlines are trying to reach a low emission zero of CO2. They want to use a more sustainable means when flying their airplanes. Aviation it’s looking at all the possible ways to stop the carbon footprint and reduce CO2 use. It’s a goal to be accomplished by the year 2050, using solar and wind power to make airplanes more efficient and less damaging for the earth and environment. A zero-emission plane will require hydrogen engines. It will take, but by about 2035, we might see these planes fly, and by 2050 they could eliminate 13% of CO2 emissions.