Latest Hans Paerl Stories
A U.S. scientist urges that equal attention be given to phosphorus and nitrogen produced by human activity that are degrading water quality and aquatic life. University of North Carolina at Chapel Hill Professor Hans Paerl notes the priority has historically been given to controlling phosphorus.
Excess phosphorus and nitrogen produced by human activities on neighboring land is making its way into our coastal waters and degrading both water quality and aquatic life.
Add this menace to the list of looming environmental disasters blamed on climate change: more pond scum. The blue-green algae that coats stagnant ponds and blooms in water reservoirs in hot summer months will thrive in a changing climate.
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