rivers because gold diggers redirect the flow of the rivers and the mining can also lead to the
exposure of heavy metals (e.g. mercury) or the release of other harmful substances from deeper
within the substrate. Through media the East Usambara
Mountains became famous for their gold
and to stop the exploitation and nature degradation by foreigners and local people alike, the
government declared mining as an illegal activity by 2004 and more than 30,000 people were
evicted from the river sites.http://www.tropical-biology.org/admin/documents/pdf_files/Tanz_abstracts/Rutebuka,Mwagona%26Yanez2013.pdf
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