Worries are mounting that the global effort to fight climate change will not meet its goals.
They were supposed to always have Paris.
Three years after world leaders celebrated the signing of a landmark agreement intended to head off catastrophic global warming, the effort looks to be going down in flames.
Scientists say the cuts to greenhouse gas emissions agreed to under the 2015 Paris climate agreement fall far short of what would be needed to meet the treaty’s goals.
Meanwhile, national governments are failing to deliver on even those promises, and the United States — regarded as a…