The specified UV Index values serve as a benchmark for a typical atmospheric condition at each respective location. The UV index values are grouped into five The Global Solar UV Index (UVI) described in this document is a simple measure of the UV radiation level at the Earths surface and an indicator of the potential for skin damage. The coldest month in Auckland, New Zealand, is July , with an average high-temperature of 13.8C (56.8F) and an average low-temperature of 10.4C (50.7F) . Using this item and referring to it is encouraged, and please use While the idea of having tanned skin is incredibly popular in Westernized countries like the United States, Canada, and the United Kingdom, other countries have different popular opinions on what is considered to be culturally attractive. Exposure to solar ultraviolet (UV) radiation Data by country You are here: By category; Public health and environment; Ultraviolet (UV) radiation; Exposure to solar ultraviolet (UV) radiation; Regions. WebThe month with the lowest UV index in Auckland, New Zealand, is June, with an average maximum UV index of 3. local temporary variations in the ozone layer). The clear/sunny sky peak UVI index is reduced by cloud cover. What is the coldest month in Auckland? UV-Index Climatology for Europe Based on In webmaster: Paul Przyborski | NASA official: Robert Levy. Biological effects due to energy absorption and heating, Other possible biological effects, IARC evaluation of high-frequency fields, Radiation protection in mobile communication, High-frequency electromagnetic fields, Specific Absorption Rates (SAR) for mobile phones. June. [18], On December 29, 2003, a world-record ground-level UV index of 43.3 was detected at Bolivia's Licancabur volcano,[19][20] though other scientists dispute readings higher than 26.[21]. Indices of 9 and 10 are common in the Mediterranean area. Sunscreen should be applied to parts of the body that remain exposed, like the face and hands. To help protect people from potentially harmful levels of UV exposure, the UV index was created to provide daily guidelines for sun safety (6): UV rating 1-2 While this is the lowest rating, protection is still necessary. WebThe Cancers Attributable to UV Radiations. Share sensitive information only on official, secure websites. It is estimated that as little as a 10% reduction in ozone thickness will result in an additional 300,000 non-melanoma and 4,500 melanoma skin cancer cases (10). The coldest month in Auckland, New Zealand, is July , with an average high-temperature of 13.8C (56.8F) and an average low-temperature of 10.4C (50.7F) . How can meteorological offices, national authorities and media use the UV index? It serves as an important vehicle to raise public awareness and to alert people about the need to adopt protective measures when exposed to UV radiation. It has been designed to indicate the potential for adverse health effects and to encourage people to protect themselves. Moderate mean UVI values occur between 30 and 48 N and high UVI south of 35 N. Additionally, very high mean UVI up to 7.8 are detected south of 32 N. Figure 3. With these numbers trending upwards over the past 25 years, skin cancer is starting to take a serious toll on the health of our global population (2). On top of the sun safety practices mentioned before, it is recommended that people seek out shade throughout the day at this UV rating. A sunburn can happen within minutes or over the course of several hours. It has been designed to indicate the potential for adverse health effects and to encourage people to protect themselves. It can help individuals make healthy choices. When the day's predicted UV index is within various numerical ranges, the recommendations for protection are as follows:[18][27]. Some exposure to the Suns rays is beneficial as it helps our bodies produce vitamin D. But too much exposure to UV rays can have harmful effects. 20 Skin Cancer Hot Spots In The What Climate Change Means for Glaciers, Storms, Fires, Clouds, and More. The UVI gives an indication of the level of UV radiation and the potential danger of sun exposure. The INTERSUN programme promotes the harmonized use of the UVI, and advises governments to employ this educational tool in their health promotion programmes. More than 90% of non-melanoma skin cancers occur in fair skinned people who tend to burn. It should be combined with using clothing, hats and sunglasses. WebThis indicator provides state and county level data on monthly and annual average doses of UV irradiance measured daily and at noon. Imagery produced by the NASA Earth Observations team based on data provided by Jerry Ziemke from the Ozone Monitoring Instrument (OMI) science team. [9][10] There are some older formulas for the spectrum, resulting in differences of up to 2%. The higher the UV index, the more intense the radiation and the greater the risk of skin damage. UV index It is important to note that while those with darker skin tones have a lower risk of developing skin cancers, the risk is never zero. However, even though the incidence of skin cancer is lower in dark skinned people they are nevertheless susceptible to the damaging effects of UV radiation, especially to the effects on the eye and immune system. In [12] When the index was designed, the typical midday summer sunlight was around 250mW/m2. Africa; The most common types of non-melanoma skin cancers are basal cell carcinomas and squamous cell carcinomas, both of which have a lower mortality rate than melanoma (1). A lock (LockA locked padlock) or https:// means youve safely connected to the .gov website. The amount of UV radiation that you are exposed to throughout the day can be affected by your geographic location and the weather forecast each day. WebThe UV index forecast for Ireland is sourced by Deutscher Wetterdienst and is included in our regional forecasts from May to September but be aware it can only be an average for any one day over the entire country. As part of an international effort, the UV index was developed by WHO, the United Nations Environment Programme, the World Meteorological Organization and the International Commission on Non-Ionizing Radiation Protection. UV levels The scale was developed by Canadian scientists in 1992, and then adopted and standardized by the UN's World Health Organization and World Meteorological Organization in 1994. Aside from the geographical location of where we live, cultural practices always play a major role in our sun protection practices and ideologies. WebThe first month of the spring, March, is also a hot month in Panama City, Panama, with an average temperature ranging between max 34.8C (94.6F) and min 18.4C (65.1F). Emmanuelle Bournay, GRID-Arendal, Tags: A lock (LockA locked padlock) or https:// means youve safely connected to the .gov website. A UV index reading of 0 to 2 means low danger from the Sun's UV rays for the average person. Between 2 and 3 million non-melanoma skin cancers and over 130,000 malignant melanomas occur globally each year. WebThe Earth's orbit also brings countries in the southern hemisphere (Australia included) closer to the sun in summertime than countries in the northern hemisphere during summer. July. Submit your comment here. In rodents, this immune suppression results in enhanced susceptibility to certain infectious diseases. The top 20 countries for skin cancer diagnoses (and their average summer UV index) are (7): #1 Australia (average UV index of greater than 12), #2 New Zealand (average UV index of greater than 11), #3 Norway (average UV index of 5 or less), #4 Denmark (average UV index of 6 or less), #5 Netherlands (average UV index of 5 or less), #6 Sweden (average UV index of 5 or less), #7 Germany (average UV index of 5 or less), #8 Switzerland (average UV index of 8 or less), #9 Belgium (average UV index of 7 or less), #10 Slovenia (average UV index of 8 or less), #11 Luxembourg (average UV index of 7 or less), #12 Ireland (average UV index of 6 or less), #13 Finland (average UV index of 5 or less), #14 The United Kingdom (average UV index of 8 or less), #15 (tied) Austria and France (average UV index of 7 and 6, respectively), #17 United States (average UV index of 9-10 depending on the state), #18 Czech Republic (average UV index of 7 or less), #19 (tied) Canada and Italy (average UV index of 6 and 9, respectively). While the two countries have different baseline UV intensity requirements before issuing an alert, their common goal is to raise awareness of the dangers of over-exposure to the Sun on days with intense UV radiation. As the rays interact with the cells in our skin, they cause disruptions and damage to the cells DNA. Blazing world record: Strongest UV rays ever measured A dark tan on white skin only offers an SPF of about 4. Figure 4. This indicator provides state and county level data on monthly and annual average doses of UV irradiance measured daily and at noon. Toggle navigation. Indices of 9 and 10 are common in the Mediterranean area. What is the coldest month in Auckland? Determine which states have laws or policies in place to help reduce exposure to sunlight and UV, particularly among minors. Federal Radiological Situation Centre, Response to Nuclear Security Events, Exercises for emergency situations, Helicopter-borne Measurement Exercises, Accredited calibration laboratory, Comparative tests for passive radon measuring devices, Biological dosimetry following radiation exposure, Measurement exercise in Chernobyl 2016, Measurement exercise in Chernoby 2018, Environmental radioactivity and radiation exposure, Gttingen Catalogue of Nuclear Law (GAK). The UV Index is accompanied by recommendations for sun protection and is a useful tool for planning sun-safe outdoor activities. Squamous Cell Carcinoma: The Skin Cancer You Havent Heard About from Harvard Health Publishing: https://www.health.harvard.edu/newsletter_article/squamous_cell_carcinoma_the_skin_cancer_you_haven8217t_heard_about, Cancer Stat Facts: Melanoma of the Skin from the National Cancer Institute: https://seer.cancer.gov/statfacts/html/melan.html, Worldwide Cancer Data from the World Cancer Research Fund: https://www.wcrf.org/dietandcancer/worldwide-cancer-data/, UV Radiation from the Center for Disease Control and Prevention: https://www.cdc.gov/nceh/features/uv-radiation-safety/index.html, Comprehensive Review of Ultraviolet Radiation and the Current Status on Sunscreens from PMC Labs: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3460660/, Ultraviolet (UV) Radiation from the Aim at Melanoma Foundation: https://www.aimatmelanoma.org/melanoma-101/prevention/what-is-ultraviolet-uv-radiation/, Skin Cancer Statistics from the World Cancer Research Fund: https://www.wcrf.org/dietandcancer/skin-cancer-statistics/, Country average UV indexes from the Weather Atlas: https://www.weather-atlas.com/en, Risk Factors for Skin Cancer from SunSmart: https://www.sunsmart.com.au/skin-cancer/risk-factors-for-skin-cancer, Radiation: Ultraviolet (UV) from the World Health Organization: https://www.who.int/news-room/q-a-detail/radiation-ultraviolet-(uv)-radiation-and-skin-cancer, Ten Common Places to Get Skin Cancer from the Moffitt Cancer Center: https://moffitt.org/taking-care-of-your-health/taking-care-of-your-health-story-archive/10-common-places-to-get-skin-cancer/, World Skin Cancer Hot Spots from CBC: https://www.cbc.ca/news/science/world-s-skin-cancer-hot-spots-1.736034, Why does Australia have so much skin cancer? The strength of the sun's ultraviolet (UV) radiation is expressed as a Solar UV Index or Sun Index.The UV Index does not exceed 8 in the UK (8 is rare; 7 may occur on exceptional days, mostly in the two weeks around the summer solstice). The UV index is used to forecast the strength of the sun's ultraviolet rays. U.S. January Solar DNI Average. Migration patterns over the past few hundred years have created a scenario in which most people's skin pigmentations are no longer suited to their environments. WebThe Earth's orbit also brings countries in the southern hemisphere (Australia included) closer to the sun in summertime than countries in the northern hemisphere during summer. WebUV index. Many experts believe that the increased prevalence of skin cancer in modern fair-skinned Aussies and Kiwis is in part due to their European ancestors. So as we can see, the top 20 countries are quite dispersed across the globe. Table 1 below shows the average UV Index (UVI) levels for regions across New Zealand and Australia based on latitude. We make it easy for you to participate in a clinical trial for your medical condition, and get access to the latest treatments not yet widely available - and be a part of finding a cure. What are the consequences of an emergency? Sun protection is important in all settings, in particular at all outdoor recreation sites such as beaches and sports centres. Ultraviolet Index The Global Solar UV Index (UVI) is a simple measurement of the UV radiation level at the Earth's surface. launched the UV Alert. WebThe Global Solar UV Index (UVI) The UVI is a simple measure of the UV radiation level at the Earth's surface. UV levels About the UV index Increasing time spent in the shade, checking your local areas UV index regularly, and reducing your time intentionally sun tanning are all great steps for everyone to take to prevent sunburns and skin damage from the sun. May. Global Solar UV Index UV radiation is generally lower during the winter months, but snow reflection can double your overall exposure, especially at high altitude. Average UV Index Ultraviolet index Africa; The National Weather Service calculates the UV Index forecast for most ZIP codes across the U.S., and EPA publishes this information. The levels of UV radiation and therefore the values of the index vary throughout the day. The higher the Index value, the greater the potential for damage to the skin and eye, and the less time it takes for harm to occur. WebThe first month of the spring, March, is also a hot month in Panama City, Panama, with an average temperature ranging between max 34.8C (94.6F) and min 18.4C (65.1F). Moderate mean UVI values occur between 30 and 48 N and high UVI south of 35 N. Additionally, very high mean UVI up to 7.8 are detected south of 32 N. Figure 3. These cookies may also be used for advertising purposes by these third parties. While the smaller wavelength UVC rays often only impact the top layer of our skin, UVA rays can deeply penetrate every layer of the skin, capable of causing cellular disruption in the deepest dermis layer (5). Able to permeate our skin at different levels, protection against all three types of UV rays is essential for adequate sun protection. Simple precautions will prevent both short-term and long-term damage of UV radiation exposure, while still making the time spent outdoors enjoyable. An index of 10 corresponds roughly to midday summer sunlight with a clear sky when the UV index was originally designed; now summertime index values in the tens are common for tropical latitudes, mountainous altitudes, areas with ice/water reflectivity and areas with above-average ozone layer depletion. Capable of causing a sunburn on unprotected skin in under 45 minutes, places like Norway and Denmark with an average UV index of 5 or 6 can still be dangerous, especially for those with fair skin tones. The UV index is a measure of the amount of ultraviolet radiation reaching the earths surface. With the rates of skin cancer diagnosis increasing every year, aggressive cancer types like cutaneous malignant melanoma are steadily climbing up the leaderboard of most common cancers around the world. WebThe UV index climatology shows how much UV exposure a person could get on average during each month. The UVI is an international standard index that describes the level of solar UV radiation on the earths surface. Understand how solar radiation levels are changing across geography and time. What factors affect the level of UV radiation? Sunlight & UV A number of studies indicate that environmental levels of UV radiation can suppress immune responses in both rodents and humans. The suns rays become stronger as you move south, and in the tropics, the index can rise to 14 or higher. The maps below show monthly average UV Index values for the United States. WebUV levels are higher in the north of the country. Within the group of people with fair skin, individuals with light-coloured eyes and blonde or red hair are at an additional risk for developing skin cancer due to the ultra-fair colour of their skin. Table 1 shows the average monthly UV Index across Australia. Wearing sun protective eyewear, sunscreen, a hat, and adequate clothing to cover your skin is advised at this UV index rating to prevent the risk of sunburns. However, higher UV Index values may occur due to the variability of the influence parameters (e.g. These address different target audiences such as occupationally exposed people, tourists, school children and the general public. The UV Index is an important vehicle to raise public awareness of the risks of excessive exposure to UV radiation, and to alert people about the need to adopt protective measures. Wear protective clothing.Wear a broad brimmed hat to protect the eyes, face and neck. The suns rays become stronger as you move south, and in the tropics, the index can rise to 14 or higher. Please click here to see any active alerts. The UV Index does not drop below 11 at any point in the year, which means that there is a constant and extreme risk of harm. The UV-Index. Bright surfaces, such as sand, water, and snow, will increase UV exposure. INTERSUN, the Global UV project, is a collaborative project between WHO, UNEP, WMO, the International Agency on Cancer Research (IARC) and ICNIRP that aims to reduce the burden of disease resulting from exposure to UV radiation. However, higher UV Index values Beyond its scientific objectives, INTERSUN provides guidance to national authorities and other agencies about effective sun awareness programmes. By making global pledges to reduce the use of ozone-depleting substances, the world's leading countries can decrease our impact on the ozone layer, and in turn, reduce skin cancer cases. Although this may be in error (especially when cloud conditions are unexpectedly heavy or light), it is usually within 1 UV index unit as that which would be measured. The National Weather Service calculates the UV Index forecast for most ZIP codes across the U.S., and EPA publishes this information. Average Sea Surface Temperature (AVHRR, 1985-97), Sea Surface Temperature (AVHRR, 1981-2006), Sea Surface Temperature Anomaly (AMSR-E, 2002-11), Sea Ice and Snow Extent, Northern Hemisphere, Sea Ice Concentration and Snow Extent, Global, What Climate Change Means for Glaciers, Storms, Fires, Clouds, and More. UV index The top 20 countries for skin cancer diagnoses (and their average summer UV index) are (7): #1 Australia (average UV index of greater than 12) #2 New Zealand (average UV index of greater than 11) #3 Norway (average UV index of 5 or less) #4 Denmark (average UV index of 6 or less) This gives a weighted figure called the Diffey-weighted UV irradiance (DUV) or the erythemal dose rate. Altitude: at higher altitudes, a thinner atmosphere absorbs less UV radiation.Ozone: ozone absorbs some of the UV radiation that would otherwise reach the Earth's surface. January. Exposure to solar ultraviolet (UV) radiation Sunlight/UV Vulnerability and Preparedness. Air monitoring at Schauinsland measuring station. Latitude: the closer to equatorial regions, the higher the UV radiation levels. Summertime values in northern latitudes rarely exceed 8. The strength of the sun's ultraviolet (UV) radiation is expressed as a Solar UV Index or Sun Index.The UV Index does not exceed 8 in the UK (8 is rare; 7 may occur on exceptional days, mostly in the two weeks around the summer solstice). UV Index UV Index Worldmap The index is a scale of 0 to 16+, with 0 representing minimal UV exposure risk and values higher than 11 posing an extreme risk. The Global Solar UV Index (UVI) described in this document is a simple measure of the UV radiation level at the Earths surface and an indicator of the potential for skin damage. UV Index WebUV index. Index Most people are used to adjusting their daily plans and choice of clothing to the weather forecast, especially to temperature predictions. June. UV Index Bright surfaces, such as sand, water, and snow, will increase UV exposure. Through migrational habits and evolutionary changes, those who ended up in more northern locations were more likely to develop fairer skin tones. In Depletion of the ozone layer, which provides a protective filter against UV radiation, may further aggravate the problem. Provide data to help public health officials make informed decisions about planning and implementing programs and services for people living in regions of high exposure. Just fill out the form below. UV rating 8-10 At this very high rating of UV exposure, you can sustain a sunburn in less than 15 minutes. The graphics package can be downloaded from the web site of INTERSUN, the Global UV Project, at http://www.who.int.uv/. WebThe UV index climatology shows how much UV exposure a person could get on average during each month. Table 1 below shows the average UV Index (UVI) levels for regions across New Zealand and Australia based on latitude. UV index worldwide Look for Analyze this image and click on that link to add to your analysis queue. WebThe month with the lowest UV index in Auckland, New Zealand, is June, with an average maximum UV index of 3. Heraklion, Greece has an average UV index of 12. They help us to know which pages are the most and least popular and see how visitors move around the site. Avoid being outside during midday hours! Household appliances & electrical installations, Effects of static and low-frequency fields, Established effects of low-frequency fields, Discussed effects of low-frequency fields, Radiation protection relating to the expansion of the national grid, High-voltage direct current transmission, Effects of electric and magnetic fields, European limit values and regulations, Radiation protection in electromobility, The Competence Centre for Electromagnetic Fields, Research relating to power grid expansion. On Dec. 29, 2003, a world-record UV index of 43.3 was detected at Bolivia's Licancabur volcano. The UVI is an international standard index that describes the level of solar UV radiation on the earths surface. Moderate mean UVI values occur between 30 and 48 N and high UVI south of 35 N. Additionally, very high mean UVI up to 7.8 are detected south of 32 N. Figure 3. It has been designed to indicate the potential for adverse health effects and to encourage people to protect themselves. In Australia, a study in 2011 found the average UV index had increased by 26% between the 1970s and the period 19902009, due to depletion of the ozone layer. The top 20 countries for skin cancer diagnoses (and their average summer UV index) are (7): #1 Australia (average UV index of greater than 12) #2 New Zealand (average UV index of greater than 11) #3 Norway (average UV index of 5 or less) #4 Denmark (average UV index of 6 or less) This indicator provides state and county level data on monthly and annual average exposure to sunlight. Tanning is far less culturally acceptable. Official websites use .gov Out of the 50 holiday hotspots, Sri Lanka has the most dangerous radiation level, with an average score of 11.75[4]. Melanin does help to prevent UV radiation damage, but it can also hide the early signs of skin cancer, leading to people with these skin complexions being diagnosed at later and more severe stages of the disease. To installthe widget on your page:https://www.epa.gov/developers/data-data-products-envirofacts-uv-index-widget. Sunscreens protect me so I can sunbathe much longer. Exposure to solar ultraviolet (UV) radiation Need to get a hold of someone at NEO? UV Radiation The values of the index range from zero upward - the higher the UVI, the greater the potential for damage to the skin and eye, and the less time it takes for harm to occur. Depending on geographical location and whether daylight saving time is applied, solar noon takes place between noon and 2 p.m. What is the point of radiation research? The UV index is used to forecast the strength of the sun's ultraviolet rays. The UV index is a measure of the amount of ultraviolet radiation reaching the earths surface. Thus UV radiation levels vary with time of day and time of year. CDC is not responsible for Section 508 compliance (accessibility) on other federal or private website. For further information on INTERSUN refer to our web site: www.who.int/peh-uv. The immune system is vulnerable to modification by environmental agents such as UV radiation, which appears to diminish the effectiveness of the immune system by changing the activity and distribution of the cells responsible for triggering immune responses. Ultraviolet Index The UV Index is accompanied by recommendations for sun protection and is a useful tool for planning Encouraging people to reduce their sun exposure can decrease harmful health effects and significantly reduce health care costs. [14], After sporadic attempts by various meteorologists to define a "sunburn index" and growing concern about ozone depletion, Environment Canada scientists James B. Kerr, C. Thomas McElroy, and David I. Wardle invented the modern UV index in Toronto, Ontario. It's even believed to be associated with a lower socioeconomic status, explains Dr Henry W. Lim, chairman of the Department of Dermatology for the Henry Ford Health System (12). The UVI is a measure of the level of UV radiation. It is created daily by the National Weather Service. The UV index is a measure of the amount of ultraviolet radiation reaching the earths surface.
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