The residual fraction is that which includes all the waste that has not been collected in the selective collection fractions and that, therefore, cannot receive quality recycling.
Moving towards a zero waste society means reducing as much as possible the amount of waste collected with the residual fraction.
Evolution on the amount of residual fraction generated per capita in Spain
Source:Spanish Ministry for the Ecological Transition and the Demographic Challenge and INE
The generation of the residual in Spain State has experienced a general decrease since 2010. Between 2010 and 2021, the generation of the residual fraction per capita has been reduced by 14.6%.