New York — UN secretary-general António Guterres told governments to come to a September summit with concrete plans to boost climate action, as he released a flagship report on global warming by the World Meteorological Organisation (WMO) on Thursday. The destruction wrought by Cyclone Idai in Southern Africa in March was a stark reminder of how climate change is hurting the planet, he said, describing how extreme weather last year disrupted a growing number of lives. The WMO report came as Guterres drums up support for his summit to ramp up political will to tackle the climate crisis. “I am telling leaders, ‘Don’t come with a speech, come with a plan’,” he said to journalists. The world’s top diplomat said states should look at enhancing their national plans to reduce planet-warming emissions under the Paris Agreement to limit temperature rise. “If not, it will be irreversible,” he said. The 2015 pact agreed by nearly 200 nations aims to keep the increase in average world temperatu...

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