The wildcat gold mining boom that swept across the Amazon beginning in the 1970s left behind an environmental catastrophe of ...
If you liked this story, share it with other people. The mercury used to amalgamate gold is cheap, effective and toxic. Studies from artisanal and small-scale mining sites across the Amazon reveal ...
Interesting Engineering on MSN
Chinese scientists recover 98% of gold from old phones in 20 minutes at low cost
Chinese scientists have developed a rapid e-waste mining method that extracts gold in under 20 minutes at around one-third of ...
New technologies, international partnerships and luxury buyers are driving a global shift toward sustainable, mercury-free gold. Courtesy Pure Earth Gold has captivated humanity for millennia, ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback