Science

Fine particle pollution alert in six departments of the Grand Est

Meurthe-et-Moselle, Moselle, Ardennes, Marne, Aube and Bas-Rhin are affected by this alert.

The fine particulate matter pollution alert procedure was launched on Wednesday in six departments of the Grand Est, announced the agency responsible for monitoring air quality, Atmo.

Meurthe-et-Moselle, Moselle, Ardennes, Marne, Aube and Bas-Rhin are concerned by this alert on Wednesday. On Thursday, the weather conditions should bring an improvement of the situation in the departments of the former Lorraine and Champagne-Ardenne regions but the alert must be maintained for the Bas-Rhin and extended in the Haut-Rhin, according to a press release from Atmo.

Accumulation of particles

Besides stable atmospheric conditions and the phenomenon of inversion temperatures that favor the accumulation of PM particles 10 in the lower layers of the atmosphere, Atmo highlights the impact of New Year's fire and firecracker jets on quality of air in the Strasbourg agglomeration.

The prefecture of Bas-Rhin prohibited for the day of Thursday fireworks and the burning in the open air of plants and lowered by 20 km / h the authorized speed on the roads of the department. In addition, the Paris police headquarters has reduced the authorized speed by 20 km / h and prohibits individual wood heating during the day of January 1 in Ile-de-France, due to an episode of “persistent” pollution with fine particles.

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