Thanks to the ASCEND project for partnering with us on this video! How do you count things you don't know about?

LEARN MORE

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To learn more about this topic, start your googling with this keyword:

• Species accumulation curve: a graph recording the cumulative number of species recorded as a function of the cumulative effort expended searching for them.

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CREDITS

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Kate Yoshida | Script Writer, Narrator and Director Lizah van der Aart | Illustration, Video Editing and Animation Aldo de Vos | Music

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OUR STAFF

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Lizah van der Aart • Sarah Berman • Cameron Duke Arcadi Garcia i Rius • David Goldenberg • Melissa Hayes Alex Reich • Henry Reich • Peter Reich Ever Salazar • Leonardo Souza • Kate Yoshida

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REFERENCES

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Beech E, Rivers M, Oldfield S, Smith PP (2017) Global Tree Search: The first complete global database of tree species and country distributions. J. Sustain. For. 36, 454–489. https://doi.org/10.1080/10549811.2017.1310049

Cazzolla Gatti, R, et al. (2022) The number of tree species on Earth. Proceedings of the National Academy of Sciences of the United States of America 119 (6): e2115329119. https://doi.org/10.1073/pnas.2115329119

Chao, A. and Chiu, C. H. (2016). Species richness: estimation and comparison. Wiley StatsRef: Statistics Reference Online. 1-26. http://chao.stat.nthu.edu.tw/wordpress/paper/119.pdf

Chiu CH, Chao A (2016) Estimating and comparing microbial diversity in the presence of sequencing errors. PeerJ 4, e1634. https://doi.org/10.7717/peerj.1634

ter Steege, H., et al. (2013) Hyperdominance in the Amazonian tree flora. Science 342, 1243092 https://doi.org/10.1126/science.1243092