Enea, emissions -8% and energy consumption -2.5% in 2023 (2) - Energia & Energie. In fact, explains the Enea Report, "the drop in demand is mainly linked to non-structural phenomena, such as the decrease in gas consumption for heating in the first quarter of 2023" The only sector bucking the trend is transport, with energy demand returning to pre-crisis levels (+2%) driven by the aviation sector (+20%).