People say “this is a Manhattan Project, this an Apollo Project”.
Sorry, those are science projects. Fusion is a Manhattan Project or an
Apollo Project… The rest of this is more like retooling for World War II, except with everyone playing on the same team.
— Saul Griffith, on converting the world to clean energy
http://worrydream.com/ClimateChange/
A great reference, broken down in intelligent sections.