What we know and don't know about Earth's missing biodiversity
Tuesday, July 17, 2012 - 18:00
in Biology & Nature
Most of the world's species are still unknown to science although many researchers grappled to address the question of how many species there are on Earth over the recent decades. Estimates of non-microbial diversity on Earth provided by researchers range from 2 million to over 50 million species, with great uncertainties in numbers of insects, fungi, nematodes, and deep-sea organisms.