The energy supply report finds that the diversification of technologies and resources, now applied in the energy sector, creates many opportunities, but the enlarged complexity also leads to increased challenges.

In the past 10 year challenge, wind and solar PV have witnessed an explosive average annual growth of 23% and 50% respectively, although their combined contribution to the global electricity supply is currently only 4%, according to a new report by the World Energy Council launched on 20 September.