Green Algae Invasion – Invasion d'algues vertes

This is the sorry state of the Beuvron in Seur. Blue-green algae or pond scum results from algae bloom, a rapid increase in the population of algae which destroys the equilibrium of the ecosystem. It is main due to the excessive presence of phosphates and nitrates produced by agriculture. Voici le triste état du Beuvron Seur. …