December 16, 1978 | Director of Central Intelligence|State Department review |Approved For Release 2007/06/18 |

Both China and the USSR began weather modification programs and experimenting in the 1950’s, under the term “meteorological” science. 

“//The USSR and China, the two most active countries in weather modification research, are planning significant increase in their programs.”  

Link To Document_CIA-RDP79T00975A030900010126-9-3