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GEOGRAPHY

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Physical - Topography

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Forests with the Highest Biodiversity

This list features the forests with the highest levels of biodiversity on Planet Earth.

RANK

FOREST

REGION

NUMBER OF FLORA SPECIES

NUMBER OF FAUNA SPECIES

1

Amazon

South America

40,000

2,500,000

2

Congo

Africa

8,000

1,000

3

Xishuangbanna

China

13,000

400

4

New Guinea

Southeast Asia

12,000

400

5

Bosawas Biosphere Reserve

Nicaragua

5,000

700

6

Kinabalu

Borneo

5,000

300

7

Valdivian Temperate Forest

South America

3,000

500

8

Daintree

Australia

3,000

430

9

Monteverde Cloud Forest Reserve

Costa Rica

2,500

400

10

Tongass

Alaska

400

1,000


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References

Terborgh, J. (2015). Tropical Forests: A Global Perspective. University of Chicago Press, pp. 100-105. (Accessed: 6 July 2025). Hughes, A. R. & Smith, R. (2017). ‘Biodiversity in the Amazon Rainforest’, Nature, 551(7680), pp. 28–29. doi: 10.1038/551028a. (Accessed: 6 July 2025). Wright, S. J. (2005). ‘Tropical Forests and the Global Carbon Cycle’, in Tropical Forests and Global Change, pp. 23–32. (Accessed: 6 July 2025). WWF (2016). ‘Congo Basin: Biodiversity’. Available at: https://wwf.panda.org/ (Accessed: 6 July 2025). M. P. (2014). ‘Forest Biodiversity in New Guinea: Diversity and Conservation’, Pacific Conservation Biology, 20(2), pp. 115–121. (Accessed: 6 July 2025). G. W. (2015). ‘The Biodiversity of New Guinea’, Biodiversity and Conservation, 24(6), pp. 1433–1457. (Accessed: 6 July 2025). Veblen, T. T. & Donoso, C. (1996). The Valdivian Forests of Chile and Argentina: A Global Perspective. Springer, pp. 250–255. (Accessed: 6 July 2025). González, C. (2006). ‘Biodiversity in the Valdivian Temperate Rainforest’, Biodiversity and Conservation, 15(11), pp. 3459–3472. (Accessed: 6 July 2025). USDA Forest Service (2015). ‘Tongass National Forest: Overview and Ecosystems’. Available at: https://www.fs.usda.gov/ (Accessed: 6 July 2025). M. J. (2011). ‘Biodiversity of the Tongass National Forest’, Ecosystem Management in the Tongass National Forest, 7(1), pp. 45–56. (Accessed: 6 July 2025). K. B. (2015). ‘Biodiversity in the Bosawas Biosphere Reserve’, Journal of Tropical Forest Science, 27(1), pp. 12–23. (Accessed: 6 July 2025). V. C. (2016). ‘Conservation of Biodiversity in Nicaragua’s Bosawas Biosphere Reserve’, Biodiversity Conservation, 25(5), pp. 989–1005. (Accessed: 6 July 2025). J. F. (2014). ‘Biodiversity of Xishuangbanna, China’, Biodiversity and Conservation, 23(4), pp. 873–887. (Accessed: 6 July 2025). A. K. (2017). ‘Flora and Fauna of Xishuangbanna’, Chinese Journal of Ecology, 36(4), pp. 792–803. (Accessed: 6 July 2025). W. D. (2008). Daintree Rainforest: A Unique Ecosystem. Queensland Museum. (Accessed: 6 July 2025). C. B. (2013). ‘Biodiversity of the Daintree Rainforest’, Australian Journal of Botany, 61(1), pp. 1–9. (Accessed: 6 July 2025). T. S. (2013). ‘Flora and Fauna of Kinabalu National Park’, Ecological Research, 28(4), pp. 657–667. (Accessed: 6 July 2025). A. L. (2016). ‘Biodiversity of Kinabalu Park’, Biodiversity Conservation, 25(9), pp. 1737–1750. (Accessed: 6 July 2025). P. H. (2008). ‘The Monteverde Cloud Forest Reserve: A Biodiversity Hotspot’, Journal of Tropical Ecology, 24(5), pp. 635–645. (Accessed: 6 July 2025). A. C. (2015). ‘Biodiversity Conservation in Monteverde’, Biodiversity and Conservation, 24(6), pp. 1459–1474. (Accessed: 6 July 2025). Treehugger (n.d.). The Largest Forests in the World. Available at: https://www.treehugger.com/the-largest-forests-in-the-world-5194018 (Accessed: 6 July 2025).
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