About 1.9 million species have been discovered and given scientific names, though the actual number may exceed 10 million. Bacteria and archeans could comprise tens of millions species—once taxonomic units are precisely defined. Knowledge about species and extinction rates remains very poor, and species disappear before we know they existed.the_barometer_of_life_article.pdf
You need to be a member of Paryavaran.com- Indian Environment Network to add comments!
Replies