Gold mining and exploration company Harmony Gold is intensifying its efforts to cut electricity consumption to a minimum while also looking at introducing solar power and biofuel energy. CEO Peter Steenkamp said on Tuesday when the company issued its half-year results that Eskom’s problems could have the negative impact of shortening the lives of some of its energy-intensive mines and eliminating jobs if its huge tariff increases were approved by the regulator. (Also watch attached Creamer Media video).