[inigyou]

Note that anyone who suggested actions that would be both implementable by an individual and extremely effective would be rapidly banned from HN.

We could build out private solar farms though.

[NoGravitas]

I can think of a nonfiction book whose title would get you rapidly banned from HN. A movie was made with the same subject and title, but because it was a drama and not a documentary, it's not really fair to say the movie is an adaptation of a book. In the movie, a small group does the thing that is extremely effective.

/The Ministy for the Future/ also contains a grassroots group that does something implementable by individuals and extremely effective.