Major transformations in the global energy system over the next few decades will see renewables and natural gas as the big winners in the race to meet demand growth up to 2040, says the International Energy Agency (IEA).

“We see clear winners for the next 25 years - natural gas but especially wind and solar – replacing the champion of the previous 25 years, coal,” says IEA executive director Fatih Birol at the launch of World Energy Outlook 2016.

“But