Global investments in clean energy technologies and fuels increased six-fold to US$282 billion between 2004 and 2019, and could surpass US$1 trillion by 2030. [1] Governments are tailoring their post-pandemic economic recovery programmes to incorporate the phase-out of fossil fuels and the parallel deployment and use of renewable and cleaner fuels. The UN Climate Change Conference in Glasgow (COP26) in 2021 reiterated the pillars of a global strategy that will advance the implementation of the Paris Agreement through more sustainable and low-carbon pathways. [2] The essential elements include reducing cost of low-emission technology and promoting an economy-wide green transition.
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