Terming bolder climate action as self-preservation for every G20 economy, UN climate chief Simon Stiell on Saturday urged the grouping's leaders headed to Rio de Janeiro to carry out rapid cuts in emissions to prevent climate-driven economic carnage. Prime Minister Narendra Modi, Chinese President Xi Jinping and US President Joe Biden will be among the leaders attending the G20 Summit on November 18 and 19. In an address at the COP29 here in Azerbaijan's capital, Stiell, the Executive Secretary, United Nations Framework Convention on Climate Change (UNFCCC), said that G20 was created to tackle problems that no one country, or group of countries, can tackle alone. On that basis, the global climate crisis should be the priority in Rio next week, he added. Climate impacts are already ripping shreds out of every G20 economy, wrecking lives, pummelling supply chains and food prices, and fanning inflation, Stiell said. Bolder climate action is basic self-preservation for every G20 econo