For 18 months, President Biden’s climate agenda was in limbo. The White House and Senate Democrats were in bumpy negotiations with Sen. Joe Manchin III (D-W.Va.), talks that often seemed like they’d go nowhere (and, on occasion, collapsed). Meanwhile, the administration held its fire on several key issues — such as more fossil fuel drilling on federal lands, which would violate a Biden climate pledge — as it waited to see whether Manchin would come around.