Renewables scale the heights of power
Electricity generated from renewable energy will soar over the next five years with wind and solar leading the charge
Renewable energy is set to be the fastest-growing source of electricity generation over the next five years as lower costs and strong government support to decarbonise the power sector will promote surging capacity additions. Global renewable electricity capacity will increase by 826 gigawatts between now and 2021 reaching 2,795GW, according to the International Energy Agency's (IEA) Medium-Term Renewables Market Report . That rise of 42% will push the share of renewables in the global power generating mix from 23% in 2015, up to 28% in 2021. Renewables will provide over 60% of the growth in total global electricity generation over the next five years. Lower costs and more efficient technolo
Also in this section
28 November 2025
The launch of the bloc’s emissions trading system in 2005 was a pioneering step, but as the scheme hits 21 its impact as a driver of decarbonisation is still open to debate
18 November 2025
Vicki Hollub, president and CEO of Occidental, has been selected as the 2026 recipient of the Dewhurst Award, the highest honour bestowed by WPC Energy. The Dewhurst Award celebrates exceptional leadership, groundbreaking innovation and a lifetime of significant achievements in sup-port of the development and advancement of the energy industry.
11 November 2025
Transition policies must recognise that significant industrial demand for carbon will continue even as economies hit net zero
6 November 2025
After years of pursuing ideologically driven climate leadership, Western powers are now stepping back under mounting political pressure and rising populist opposition—prompting concern essential climate action could be sidelined






