Whenever there is a law that is put into place there is the potential for people or organizations to see whether or not it can be litigated. I'm not going to opine on whether or not this is something that could be litigated through the courts. Certainly, I know that there are people who have different perspectives.
At the end of the day, this is intended to be a forcing function. It's intended to make governments take action and that is the whole structure and focus, to ensure that we can never, in this country, have again a government like Stephen Harper's, which signed up to a target and never had a plan.