Negotiators aim to reconvene the talks next year. Observers say oil-producing nations led by Saudi Arabia and Russia had frustrated attempts to forge a legally binding deal, while UNEP describes global commitment to ending plastic pollution as "clear and undeniable".
Brazil’s new climate pledge, launched at the COP29 climate summit in Baku, aims to cut greenhouse gas emissions by as much as two-thirds by 2035 compared to 2005 levels.