[UPDATE: President Donald Trump announced that the United States would withdraw from the Paris Climate Accord. "But we will start to negotiate," Trump said in August 2017, "and we will see if we can make a deal that's fair."]
After decades of hesitation, the business world has embraced climate protection. More companies than ever are taking stock of the environmental impact of their employee travel and working to reduce it. Videoconferencing and more efficient . . .