for the calculation of the denominator, that is the energy content of road- and rail- transport fuels supplied for consumption or use on the market, petrol, diesel, natural gas, biofuels, biogas, renewable liquid and gaseous transport fuels of non-biological origin, recycled carbon fuels and electricity supplied to the road and rail transport sectors, shall be taken into account;
le potentiel de réductions significatives des émissions de gaz à effet de serre par rapport aux carburants fossiles, sur la base d'une évaluation des émissions au cours du cycle de vie;