Although this environmental unit was not surveyed because it lacks vegetation (vascular plants), some characteristics are briefly described since it is part of the Project direct area of influence.The vegetated salar borders were scoped out of this environmental unit.The salar itself is characterised by its extreme salinity, with hard, whitish crusts on the surface.Sometimes the groundwater outcrops in small ponds.During the field reconnaissance, the western and eastern perimeters of both salt flats were partially covered by pre-existing pathways.