Please enable JavaScript.
Coggle requires JavaScript to display documents.
New mining techniques - Coggle Diagram
New mining techniques
-
bioleaching
-
acidophilic bacteria can extract zinc, copper, lead and gold
-
-
phytomining
-
once absorbed, vegetation is harvested and incinerated
-
leachate
-
-
when concentration is high enough, solution metals are extracted by electrolysis
polymetallic nodules
-
-
large scale exploitation is expensive and will require international agreement on the ownership of the seabed
-
-