PGG intends to stop discharging brine into the rivers (PL)
https://www.slaskibiznes.pl/wiadomosci,pgg-zamierza-przestac-zrzucac-solanke-do-rzek-obiecujacy-pilotaz-w-kopalni-boleslaw-smialy.html/
November 2019, SLASKI BIZNES
Article covers the ZERO BRINE Polish pilot focusing on recovering resources from coal mine wastewater.