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Mining (Resource Extraction)
Small-Scale Mining
Documents:
small scale miners risk life and limb in Zimbabwe
web
Stephen Tsoroti and Ankita Ana...
Toward Freedom
2020-08-21
small-scale gold mining now the leading mercury emitter
web
Douglas Main
LiveScience
2013-09-26
sources of mercury emissions to the air in 2010
web
LiveScience
2013-09-27