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'NEW TOOL' TO CLEAN RIVERS OF METAL MINE POLLUTANTS

'NEW TOOL' TO CLEAN RIVERS OF METAL MINE POLLUTANTS

02 May 2018

"A pilot scheme to clean rivers polluted by abandoned metal mines has delivered "staggering" results, environment officials have claimed. 

The new technology - thought to be a world-first - removed up to 99.5% of metals which impact water quality."

Find out more and watch interview at BBC News Wales