A new study found human activity adds more nitrogen than all natural sources combined in a quarter of the world’s coastal waterways, with the Gulf of Mexico among the major hotspots
Coastal waters that feed billions of people with food, jobs and recreation are being pushed past their limits by a surge of human-made nitrogen. A new studytitled ‘Coastal Nitrogen, Phosphorus, and Silicon Sources: Integrating Land, Sea, and Human Inputs’ led by Washington State University estimates that in about one in four of the planet’s coastal…
