Global Education Project EARTH
Get the updated Earth Presentation   Purchase and download the Presentation

Chart of Estimated Number of Known And Unknown Species

Estimated Number of Known And Unknown Species

2005 version of this chart


Tags: species, biodiversity, estimated number of known and unknown species, global-ecology

Sign up for EARTH Dispatches

Enter you email below to get jaw dropping charts and maps delivered straight to your inbox.

Get the EARTH presentation

A 150 page high-resolution PDF containing all maps, charts and data on EARTH website; use as an information-packed educational slide show, printed booklet or a set of single-page handouts.

Learn More

Test your EARTH Savvy

What percentage of the Earth's habitable land is used for agriculture?