Aviation is one of the fastest growing sources of greenhouse gas emissions, according to the newspaper. With an 8% leap reported in Europe last year and a global fourfold increase in CO2 pollution expected by 2050.
To rein this back, the industry has promised carbon neutral growth by 2020 – to be met by biofuels, if a blueprint is approved at an International Civil Aviation Organisation (Icao) conference in Mexico City. The ‘green jet fuel’ plan would ramp up the use of aviation biofuels to 5m tonnes a year by 2025, and 285m tonnes by 2050 – enough to cover half of overall demand for international aviation fuel. But this is also three times more biofuels than the world currently produces, and advanced biofuels are still at too early a stage of development to make up the difference.
Read the full article on the website of The Guardian.