Mining sector challenges in developing countries, Tigray ...
Oct 24, 2018· Mining sector challenges in developing countries, Tigray, Ethiopia 323 and civil rights); sustainable development; and policy- and strategy-making. He has published over 170 publications. Benard Ayongaba holds an MSc in Geology, HDE for Open Cast Mining and Quarrying, Paris School of Mines and is a certified PMP from PMI, Pennsylvania, USA.