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Appendix C: Planned Weather Modification
Pages 225-234

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From page 225...
... , common salt, and water sprays. In the United States, silver iodide, which produces small particles that closely resemble ice crystals, is the commonly used agent for cold clouds.
From page 226...
... . Although STORMFURY was ultimately judged a failure in terms of development of techniques for modifying hurricanes, its many observations greatly improved understanding of the functioning of these enormous storm systems and provided the basis for today's federal hurricane research program (which seeks to advance our knowledge of tropical cyclones for the purpose of improving forecasting tools and techniques)
From page 227...
... Baoding City, southwest of Beijing, received about 100 mm (4 in.) of precipitation that night but in the capital the rain held off, even though August is normally Beijing's rainy season.3 Current activities in the United States include numerous cloud-seeding projects4 at the state level (see Figure C.1)
From page 228...
... APPENDIX C FIGURE C.1 Self-reported recent and ongoing weather modification project locations on the Great Plains and in the western mountain regions of the United States. SOURCE: Weather Modification Association, https://maps.google.com/maps/ms?
From page 229...
... . Given the threat posed by tropical cyclones in general and hurricanes in particular to the Atlantic and Gulf coasts of the United States, numerous ideas have been advanced for modifying such large weather systems.
From page 230...
... Some climate intervention strategies face a similar scenario with respect to existing treaties and laws. International In 1975, the U.S.
From page 231...
... For details, see Weather Modification: Hearings before the Subcommittee on Oceans and International Environment of the Committee on Foreign Relations, United States Senate, 1974, Folder 01, Box 06, Douglas Pike Collection: Unit 11 - Monographs, The Vietnam Center and Archive, Texas Tech University. http://www.vietnam.ttu.edu/virtualarchive/items.php?
From page 232...
... , bills were introduced in the Congress which would have established a program of expanded experimental weather modification in the United States, set up a Weather Modification Operations and Research Board, and implemented a national weather modification policy. Over the past 20 years, several other bills addressing weather modification have been proposed in the House and the Senate.
From page 233...
... Contrails may have minor impacts on the climate in regions where jet planes are common, such as over Europe and the United States. The history of weather modification -- especially its military applications during the Vietnam War -- has led some skeptical individuals to believe that contrails are visible signs of some nefarious plot.
From page 234...
... People demanding explanations have sent thousands of complaint letters to various government agencies, showing the popularity of the chemtrail conspiracy theory and illustrating the possible type of reaction from a portion of the public when and if a climate intervention effort is undertaken. Most of the state-level regulations related to weather modification foster openness and transparency (public notices, public meetings, and environmental impact statements)


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