International audienceCommonly referred to as waste-to-energy, the utilisation of energy generated by waste treatment processes is meeting unprecedented interest in terms of the amount of energy recovered and the diverse ways of doing it. Although incineration remains the most widespread waste-to-energy technology, 1 other solutions are diverse and becoming more common. Climate and energy policies, set at European and national levels, have contributed to the adoption of energy recovery as an alternative to fossil fuels. Waste-to-energy policies have been strengthened, by means of a combination of legal frameworks, public support and incentives, to the extent that waste management can be considered to be partly driven by climate and energy c...