The funny thing about the Manhattan Project (not that anything is actually funny), is our chemtrail friend, Edward Teller. He was the only guy that continued to advocate for bombs. He was tied up with Lawrence Livermore National Lab, which I see now in Wikipedia he co-founded.
He also wrote this:
Sunscreen for Planet Earth
By Edward Teller
Global warming is too serious to be left to the politicians. Hoover fellow Edward Teller suggests a scientific solution to the problem.
Injecting sunlight-scattering particles into the stratosphere appears to be a promising approach. Why not do that?
http://www.hoover.org/publications/digest/3522851.html