Have had some correspondence with him via facebook and he is about the most closed minded human I have ever encountered when you mention the notion of weather manipulation and the like. (geoengineeringwatch.org)
The report's authors were quite clear about how weather manipulation may one day become weaponized: (globalpossibilities.org)
I'm sure temperature changes, weather changes... speaking of, why don't we ever hear of the apparent but controversial weather manipulation from such things as geoengineering (supposedly to combat global warming but dismissed as conspiracy theory) or HAARP which has often been the subject of the same theorists that think it's possible to alter the weather.. (carlineconomics.com)