China, Europe and most of the US' largest states will step in, so I'm not sure how relevant Trump will be in the long term on the global fight against climate change. Luckily he probably hasn't figured out yet there are other planetary boundaries to cross - I doubt this is morning coffee conversation for him. This is more up Angela Merkel's and Emmanuel Macron's streets.
RE: Planetary Boundaries and Sustainability - maybe Steemit could help