Three quarters of France are already on red alert for the risk of pollen allergies. The pollen rate is currently more than 100 seeds per m3, which is a lot.
“Thanks to spring weather, pollens are out, particularly those from birch trees which will be responsible for a high risk of allergies in many departments north of a Bordeaux-Grenoble line,” warns the National Network aerobiological monitoring system (RNSA) The arrival of temperatures worthy of a month of June will bring a smile to the face of all those who are cold.