In Photos: Teaching Artisanal Gold Miners To Extract Gold Without Mercury

Meet Filipino gold miners Leoncio¬†Na-Oy (pictured below, right) and Rudy Onos.¬†Over the past few years, Pure Earth has been working with Leoncio and Rudy to test and teach a century-old, traditional method of mercury-free gold mining Leoncio rediscovered in his … Continue reading In Photos: Teaching Artisanal Gold Miners To Extract Gold Without Mercury