How long can we continue using water from reservoirs that ar

One expert explained to SUR that at very low levels "there is a lot of sludge content, heavy metals increase, there is much less oxygen and a lot of organic matter"

Related Keywords

Granada , Andalucísp , Spain , Costa Del Sol , Spain General , Fernando Delgado , Eugenio Cabezas , Chus Heredia , University Of Granada , What , Level , Han , Water , Rom , Reservoir , Top , Being , Ased , The , Cases , Vinuela , End , Concepcion ,