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Hot wave. Continuation of the episode of ozone pollution in France

Many parts of France have high levels of ozone levels in the air due to the early heat waves that hit the earth, according to an official Prev’Air bulletin released on Saturday.vigilance«.

«Under the influence of the heat wave, which currently inhabits the metropolis, ozone concentrations have been rising sharply for 3 days, continuing to remain at a high level even today.This is stated on the platform managed by Ineris (National Institute of Industrial Environmental Risks).

He stated “Violation of information և suggestion threshold(Hourly average 180 μg / m3) Ile-de-France, Au-de-France, Normandy, Auvergne-Rh :ne-Alpes.

Exceeding this threshold is also possible in the Grand Est, Center-Val-de-Loire, Pace-de-la-Loire, Brittany, New Aquitaine, Burgon-Franche-Comté, Provence-Alpes-C Կte d’Azur region.

“The situation must develop in a favorable way” from Sunday

«The situation must develop favorably“From Sunday”.even if local dominance in the Ile-de-France, Provence-Alpes-C Կte d’Azur and Auvergne Rh Ռne-Alpes regions cannot be ruled out.“, – the platform is mentioned in its newsletter.

Ozone is a so-called pollutantsecondarybecause it is not directly rejected by any activity. It is caused by chemical reactions under the influence of air, which include air pollutants such as nitrogen oxides, which are emitted mainly from road traffic, volatile organic compounds (hydrocarbons, solvents, etc.) that are rejected by industry.

It is an irritating gas that easily penetrates the best airways. It is a problem especially in summer, when there is a strong wind, if there is no wind to disperse it. It can be transported over long distances.

Source: Le Figaro

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