Bottom quote is from U.S. Air Force. It's real. Good article, documented for the skeptics.

The significant expansion in America's weather warfare arsenal, which is a priority of the Department of Defense is not a matter for debate or discussion. While, environmentalists blame the Bush administration for not having signed the Kyoto protocol, the issue of "weather warfare", namely the manipulation of weather patterns for military use is never mentioned.

See clipmark Burma Typhoon, Weather Warfare for Regime Change?