“This is a small world, and we’re all connected together,” Yu said.
For the first time, scientists have an accurate estimate of how much phosphorus makes this trans-Atlantic journey. A new paper, accepted for publication Feb. 24, 2015 in the journal Geophysical Research Letters, puts the number at about 22,000 tons per year, which roughly matches the amount that the Amazon loses from rain and flooding.
This phosphorus accounts for just 0.08% of the 27.7 million tons of Saharan dust that settles in the Amazon every year. The finding is part of a…
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