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The Common Air Quality Index (CAQI) [21] is an air quality index used in Europe since 2006. [22] In November 2017, the European Environment Agency announced the European Air Quality Index (EAQI) and started encouraging its use on websites and for other ways of informing the public about air quality. [23]
Previously:27–28 December 2016, MeteoLux recorded the highest atmospheric pressures observed at the Luxembourg Findel Airport weather station since measurement began in 1947, a value of 1047.2 hPa was recorded twice (under the high pressure Yörn. The previous record to this was from February 15–16, 1959 at 1046.6 hPa. [204]
Fastest ever recorded: 484±32 km/h (301±20 mph) (3-second gust); calculated by a DOW (Doppler On Wheels) radar unit in the 1999 Bridge Creek–Moore tornado between Oklahoma City and Moore, Oklahoma, USA, 3 May 1999. Recently, the wind speeds were re-examined and adjusted to a maximum official wind speed of 321 mph (516.6 km/h).
This list contains the top 500 cities by PM2.5 annual mean concentration measurement as documented by the World Health Organization covering the period from 2010 to 2022. The January 2024 version of the WHO database contains results of ambient (outdoor) air pollution monitoring from almost 5,390 towns and cities in 63 countries.
AccuWeather meteorologists are warning of one of the most significant heat waves in western Europe in over 200 years, or a few decades before the Declaration of Independence was signed. The long ...
The city recorded the world's highest level of sulfur dioxide concentrations for 2000 to 2005 and has the third-highest level of nitrogen dioxide behind only Sao Paulo and Mexico City.
The decertification of the former record in Libya has since cast doubt on the validity of the 1913 recording. [7] If the 1913 record were to be decertified, the highest established recorded air temperature on Earth would be 54.0 °C (129.2 °F), also recorded in Death Valley on 20 June 2013, and in Mitribah, Kuwait on 21 July 2016. [8]
The Summary. Monday was the hottest day ever recorded on Earth, breaking the record set just one day prior. The global average temperature reached 17.15 degrees Celsius (62.87 Fahrenheit) on ...