Look into U.S. patent #5,003,186 about geo-engineering and reducing global warming.
U.S. patent # 4,755,673 composition of material to be used in geo-engineering.
Is Geoengineering happening now?
You decide.
Search U.S. patent numbers 5,038,664 as missile defense, #4,686,605 can be used on specific targets with the energy of a nuclear device. Link to: haarp blog1