First, here is an excellent article by Bill McKibben on our current response to Climate Castastrophe:

https://newrepublic.com/article/135684/declare-war-climate-change-mobilize-wwii

The net of it is this: it is time for a world-wide large scale mobilization for a “war” we are currently losing.  We can turn it around if we put the same level of intensity and energy into fighting it as we did WW2.

Second: Here are the top 100 solutions courtesy of Paul Hawken and his research team.  “Drawdown” covers proven solutions that ALL need to be implemented in order to reverse Climate Change:

http://www.drawdown.org/solutions-summary-by-rank