Officials at Denver International Airport and the city of Denver are completing negotiations on a $650-million-plus project to remake DIA’s terminal.

President Trump’s announcement that the U.S. will withdraw from the Paris climate accord has catalyzed the already strong transition to renewable energy and commitments to reduce carbon emissions.

As many as 170,000 Quebec construction workers walked off the job on May 24, halting work on the new Champlain bridge over the St. Lawrence, the Turcot Interchange in Montreal and other big projects.