United Nations Secretary-General Antonio Guterres and Brazil's President Luiz Inácio Lula da Silva are jumping into the United Nations climate talks as they get to crunch time
Host country Brazil’s tactful guidance as host of the U.N. climate conference is raising hopes for ambitious action on fighting global warming as speeches continue from the high-level ministers in town
U.N. officials say methane emissions are still going up, but they have hope that cutting them in coming years could have big implications for slowing Earth's warming
At the halfway point of annual United Nations climate negotiations in Brazil, it appears the talks may do more than just focus on implementing past promises, as some observers had expected