The following sites all have information on atmospheric aerosol, cloud physics and weather modification research:

• American Association for Aerosol Research
• American Geophysical Union
• American Meteorological Society
• American Society of Civil Engineers
• Desert Research Institute
• National Center for Atmospheric Research
• North American Interstate Weather Modification Council
• Oklahoma Climatological Survey
• Oklahoma Water Resources Board
• Texas A&M University Atmospheric Aerosol Research Group
• Texas Department of Licensing and Regulation
• Weather Modification at the Bureau of Reclamation
• World Meteorological Organization