Jessica Green

The existing framework, the Paris Agreement, it doesn't contain a step-by-step playbook for how we're going to combat climate change or phase out fossil fuels.

This is a very, very big deal.

Of course, it remains to be seen what they will accomplish together.

But this is something that academics have been talking about for a long time is that we need

Sort of smaller groups of countries, coalitions of the willing to forge ahead because the laggards are not willing to get with the program.