(Reuters) – World leaders, policymakers and delegates from nearly 200 countries are at the COP27 U.N. climate summit in Egypt, where they hope to keep alive a goal to avert the worst impacts of climate change. Here are some of the latest comments by those attending: UNITED NATIONS SECRETARY GENERAL ANTONIO GUTERRES “Greenhouse gas emissions keep growing. Global temperatures keep rising. And our planet is fast approaching tipping points that will make climate chaos irreversible.” “We are on a highway to climate hell with our foot on the accelerator.” IMF MANAGING DIRECTOR KRISTALINA GEORGIEVA “…