Share: Canadian minerals developer Trevali Mining has signed a 15-year PPA with South African renewables developer Emerging Markets Energy Services Company (EMESCO) for the supply of solar energy to its majority-owned Rosh Pinah mine in Namibia Existing Subscriber? If you are an existing subscriber please sign in to read this article in full.Sign In Sign up for a free trial Register for free access to IJGlobal and realise the value of our asset and transaction databases, our market leading news, league tables and much more.Sign up for a free trial