The Global Solar UV index (UVI), an information tool that describes the level of solar UVR at the Earth’s surface, was developed by WHO, the United Nations Environment Programme …

2022年6月20日 · What is the UV index? The UVI is a measure of the level of UV radiation. The values of the index range from zero upward - the higher the UVI, the greater the potential for …

UV Index Today provides national and local UV index forecasts for 40,000+ cities in the United States. Our forecasts include the real-time UV index, the hourly UV index, and the UV Index …

Optical radiation is radiant energy within a broad region of the electromagnetic spectrum that includes ultraviolet (UV), visible (light) and infrared radiation. Ultraviolet radiation (UVR) is …

As part of a broader project to assess major risk factors to health, the burden of disease resulting from exposure to ultraviolet (UV) radiation was assessed. The estimates presented are …

2024年9月16日 · Data source and definition: Ultraviolet radiation (UVR), expressed as the average daily ambient ultraviolet radiation level (in J/m 2), the World Health Organization; …

Find Search Query Report Data Information. Find EPA Data. Results include data from: Air, Water, Land, Health, Pollution, Climate Change, Permits, Statistics, Superfund, Brownfields, …

The global solar ultraviolet index (UVI) describes the level of solar ultraviolet radiation (UVR) at the Earth's surface and ranges from 1 to 11+. The higher the UVI, the greater the potential for …

2021年12月21日 · Broad-spectrum UVR includes wavelengths of light ranging from 100 to 400 nm. UVR is divided into wavelength ranges identified as UVA (315 to 400 nm), UVB (280 to …

2017年2月10日 · The National Solar Radiation Database (NSRAD) produced by the National Renewable Energy Lab has been measuring ground level UVR since 1960. UVR is measured …