The US envoy on climate change John Kerry has warned that the war in Ukraine must not be used as an excuse to prolong global reliance on coal. Climate diplomats meet again today in Bonn amid new, energy security worries. The fragile unity shown in Glasgow last November is likely to be tested in Bonn as countries deal with the fallout from Russia’s invasion of Ukraine and the cost of living crisis. Today’s meeting in Bonn, which will last until the end of next week, is much smaller than COP26 and is mainly a technical negotiation. Should coal reliance be prolonged as show on unity against Russia ?

