21:06Newshour06/11/2022 21:06 GMT: Emissions reduction 'not enough and not fast enough' says UN climate chiefBBC World Service Duration: 50 minutes Sun 6th Nov 2022, 21:06 on BBC World Service OnlineDelay and disagreement overshadow progress at the COP27 climate summit Show more GenresNewsFormatsMagazines & ReviewsBrandNewshour Source: BBC Online