21 April 2021 US and UK ministers launch a global effort - which features Imperial expertise - to speed up the energy transition. An innovative public-private partnership to accelerate the clean energy transition by transforming our power systems has been formally launched, ahead of US President Joe Biden's Earth Day climate summit. The Global Power System Transformation Consortium (G-PST), which includes technical expertise from Imperial, was officially launched by the UK Secretary of State for Business, Energy and Industrial Strategy Kwasi Kwarteng and US Secretary of the Department of Energy Jennifer Granholm, alongside CEOs of power system operators and institutions from around the world.