Strong words make treaties more effective. So is the Paris climate accord worded too flexibly?

Katerina Linos and co-author write for The New York Times, Sept. 29, 2016

So the good news is that firmly specified standards, even in a nonbinding agreement, can positively shift states’ behavior. But there’s a cautionary note: Compromises made through weak recommendations on controversial items will, at best, not help your cause. At worst, these compromises may actually undercut your objectives.