The study, by the International Energy Agency and the Nuclear Energy Agency, details a significant drop in solar and wind generation costs – especially PV – as a result of sustained technological progress.

It shows that onshore wind remains the lowest cost renewables technology.

The report, titled Projected Costs of Generating Electricity: 2015, is based on data gathered from 181 renewable and non-renewable plants in 22 countries, including on and offshore wind, PV, hydro, combined heat and power, gas, coal, bioenergy, nuclear and geothermal.

“No