The climate finance needed for nine major emerging economies in the G20, including India, China, Brazil, and South Africa, to transition to a low-carbon future by 2030 amounts to about $2.2 trillion or 0.6 per cent of their GDP on average, according to a new study. The report titled "Climate Finance Needs of Nine G20 Emerging Market Economies: Well Within Reach", released by think tank Centre for Social and Economic Progress, challenges the widespread perception that emerging economies face "unaffordable" costs to meet their climate goals.