I followed your advice and looked at the deal. You seem to be mistaken on a number of points. It's a _non-binding_ agreement. It does _not_ require a particular emissions cut. The Green Fund is similarly aspirational, non-binding.

https://www.washingtonpost.com/news/energy-environment/wp/2017/06/01/trumps-reasons-for-leaving-the-paris-climate-agreement-just-dont-add-up/?hpid=hp_hp-top-table-high_ee-trumpreasons-540pm%3Ahomepage%2Fstory&utm_term=.ce1dc09c0b11