Taking strong action to tackle the climate crisis will increase countries’ economic growth, rather than damage their finances as critics of net zero policies have claimed, research from the world’s economic watchdog has found. Setting ambitious targets on cutting greenhouse gas emissions, and setting out the policies to achieve them, would result in a net gain to global GDP by the end of the next decade, according to the Organisation for Economic Co-operation and Development (OECD), in a joint report with the UN Development Programme. The calculation of the net gain, of 0.23% by 2040, would be even greater in