Global solar installations this year may approach 60 GW and surpass 68 GW in 2016, data compiled by Bloomberg New Energy Finance shows. In South Africa, tariffs associated with solar photovoltaic plants have fallen 76% since 2011 to 79c/kWh installed. Pictured above is an aerial view of solar panels at Geogeum Solar Park plant, at Geogeum Island, in Goheung, South Korea.