Path to the mine
On the path approaching the Kalimbi mine, halfway down the mountain, there is a sharp descent where Tunnel 20 has been chipped out.
The photos of Fiona Lloyd-Davies in the DRC were supported by the Pulitzer Center on Crisis Reporting.
Image: Fiona Lloyd-Davies
Lyndsey Gilpin has nothing to disclose. She doesn't hold investments in the technology companies she covers.
Lyndsey Gilpin is a Staff Writer for TechRepublic. She writes about the people behind some of tech's most creative innovations and in-depth features on innovation and sustainability.