Artificial light pollution could fuel growth of toxic algal blooms

Artificial Light: A Potential Contributor to Cyanobacteria Blooms

Communities worldwide combating outbreaks of toxic algae and cyanobacteria are acutely aware of the necessity to manage nutrient pollution. However, emerging research indicates they may face an additional contributing factor: excessive artificial light.

Expert Insight

Hans-Peter Grossart, from the Leibniz Institute of Freshwater Ecology and Inland Fisheries in Germany, stated, “Light pollution is prevalent in urban regions, where nutrient pollution is often also an issue. It is plausible that the synergy of these two factors encourages cyanobacterial proliferation.”

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