Annual energy efficiency spending of $900bn needed: IEA

Global investments need to treble by 2030 to stay on course for 2050 net zero scenario

Address: IEA executive director Fatih Birol speaks at the COP26 UN Climate Summit in Glasgow
Address: IEA executive director Fatih Birol speaks at the COP26 UN Climate Summit in GlasgowPhoto: AFP/SCANPIX
Published 17 November 2021, 17:13Updated 22 November 2021, 13:03