As day two of the climate summit hosted by United States President Joe Biden got under way, a question raised by special envoy John Kerry about carbon-reduction pledges by the nations gathered was still looming large.“Is it enough?” the veteran US negotiator had asked rhetorically at a White House press conference on the summit’s opening day on Thursday.“No,” Kerry himself answered matter-of-factly. “But it’s the best we can do today and prove we can begin to move [forward].”
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