Sentences with phrase «reconstructing ancient ecosystems»

By sequencing whatever DNA emerges (called eDNA) from even a thimbleful of ancient soil, researchers are reconstructing ancient ecosystems as far back as 700,000 years ago with astonishing clarity.
He and the dozen senior scientists he has assembled for this expedition are reconstructing the ancient ecosystem of the Hell Creek Formation.
So when Horner was casting about for a potentially fruitful location to reconstruct an ancient ecosystem, he recognized that Hell Creek offered the opportunity to pursue a number of related lines of inquiry, including reexamining the factors that led to mass extinction.»
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