Phosphorus-Rich Dust from Sahara Desert Keeps Amazon Soils Fertile

Every year, millions of tons of dust from the Sahara desert cross the Atlantic Ocean, bringing vital phosphorus and other fertilizers to depleted Amazon soils. For the first time, scientists have quantified in 3D how much phosphorus makes this trans-Atlantic journey. Their study puts the number at about 22,000 tons per year, which roughly matches [...] —> Read More Here


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