A paper has been published by Imperial College, on low-carbon fuels for aviation. The authors looked carefully at the various fuels that the sector is hoping to use in future, to enable it to continue with its expansion plans, flying ever more people each year. The Imperial scientists concluded that hydrogen is impractical and will not contribute significantly as jet fuel in the foreseeable future. They looked at fuels made from various wastes, and their real lifecycle costs, including manufacture... Читать дальше...