Scientists Find Megadiversity at Top of Amazon Forest
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A Carnegie Institution scientist analyzes cytogenetically preserved tropical tree foliage for various chemical traits that can predict how it will survive. (Greg Asner)
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Lesya Litvinova shows a rubber bullet that she wears to remind herself why she is a volunteer, June 3, 2015. (Daniel Schearf/VOA)
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A sample from the canopy of a Peruvian rainforest in the Spectranomics library at Carnegie Department of Global Ecology, which Greg Asner heads at the campus of Stanford University. (Robin Martin)
