联合国秘书长在周二的讲话中表示，二十国集团国家必须带头“大幅”加速淘汰化石燃料，为
市场提供确定性和可预测性，并加大对较贫穷国家的气候行动支持。
英文原文如下：
UN SG calls on G20 to lead the way on phasing out fossil fuels and increasing finance
G20 countries must lead the way in "dramatically" accelerating the fossil fuels phase-out, providing certainty and predictability to markets, and boosting climate action support for poorer countries, the UN secretary general said in a speech on Tuesday.
