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It´s serious <a href=" http://www.crosscarefoodbank.ie/index.php/stats-research-paper#grapes ">empire state college admissions essay</a> "The finding that Amazonia is dominated by just 227 tree species implies that most biogeochemical cycling in the world´s largest tropical forest is performed by a tiny sliver of its diversity," the authors wrote. "An appreciation of how thoroughly common species dominate the basin has the potential to simplify research in Amazonian biogeochemistry, ecology, and vegetation mapping. Such advances are urgently needed in light of the [more than] 10,000 rare, poorly known, and potentially threatened tree species in the Amazon."