Saint-Apollinaire. Biodiversity along the highway: “These environments are sometimes real refuges”

When we think of "highway" we first imagine asphalt, cars, greenhouse gases, but what is the place of nature in these spaces?

"Regarding greenhouse gases, it's important to remember that this is CO2 naturally present in the atmosphere. With human activity, its concentration is increasing. Cars tend to generate fine particles, which have significantly decreased thanks to industrial progress and hybrid engines. On the water, we carefully monitor rainwater, which runs off onto the road. It can, yes, contain traces of hydrocarbons, but we ensure its treatment: today we observe pollution levels that do not harm animal life. This water is significantly less polluted than water...

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