National Agencies

• Australia: ARPANSA
• Austria: Institute of Medical Physics and Biostatistics
• Canada: Environment Canada
• Czech Republic: Czech Hydrometeorological Institute
• Finland: Finnish Meteorological Institute
• Finland: Finland Radiation and Nuclear Safety Authority
• France: Securite Solaire
• Germany: Deutscher Wetterdienst
• Great Britain: Health Protection Agency
  — background information on UV radiation safety
• New Zealand: NIWAR
• South Africa: Council for Scientific and Industrial Research
• Sweden: Swedish Radiation Protection Institute
• Sweden: Swedish Meteorological and Hydrological Institute
• United States: NOAA, Surface Radiation Research Branch
• United States: NIST, Optical Technology Division

UV Monitoring

• Canada: Environment Canada’s
  UV Index and Sun Protection pages
• Great Britain: Health Protection Agency's UV pages
  — live UVR monitoring data for sites across Great Britain
• United States: Department of Agriculture's UV pages
• United States: Department of Energy's ARM Program
• United States: Environmental Protection Agency's
  National UV Monitoring Program
• United States: NOAA's
  Climate Monitoring and Diagnostics Branch
• United States: NOAA's Integrated Surface Irradiance Study
• United States: National Science Foundation's
  Polar Programs UV Monitoring Network

Ozone-related

• Canada: Environment Canada’s Stratospheric Ozone Website
• Czech Republic: Czech Hydrometeorological Institute's
  ozone pages
• New Zealand: NIWAR's Ozone and Stratospheric Change pages
• United States: EPA's Stratopsheric Ozone Page
• United States: NASA's TOMS and OMI Sites
• WMO's Ozone Mapping Centre

Professional Organizations

• American Society of Photobiology
• Photobiology Online - supported by ASP and ESP.

Journals

• Journal of Photochemistry and Photobiology
  — Official journal of the European Society for Photobiology
• Photochemistry and Photobiology
  — Official journal of the American Society of Photobiology