72| 2020 Sustainability Report |Global challenge Commitment to biodiversity 15.1 Goal 145identified biodiversity 2 Strategic line areas Protection and recovery of the ecosystem Obtaining value-added products in the Recovery of the key ecosystem water treatment process in the water cycle • Process for obtaining biofuel when treating wastewater. • I dentification of the protected spaces within the • Process for obtaining biofertilisers when perimeters where Aqualia operates as manager treating wastewater. of municipal services. • Process for obtaining bioplastics when • Establishing specific programmes or agreements with treating wastewater. environmental associations (e.g. Lagunas de Medina del Campo). • Metals and reagents from the brine in the desalination plants. • Recharging aquifers for use as an alternative resource. Aqualia manages operational centres that it owns, leases part of Aqualia's commitment, which, together with or manages next to protected areas and areas with great other environmental organisations, promotes initiatives value from the point of view of biodiversity. The care in some of these areas. and protection of these areas and their ecosystems is