Vernadsky vs Chardin on the Biosphere-Noosphere

Although the ages of Teilhard de Chardin (1881-1955) and Vernadsky (1863-1945) differed, they were at the comparable level of scientific maturity concerning the growth of their biosphere — noosphere theories. Vernadsky first presented his views on the biosphere systematically when he published The Biosphere 2in 1926, although he began using the term biosphere much earlier (1911). In his Essays on Geochemistry ³, lectures written in Petrograd (St. Petersburg) in 1921, Vernadsky used both ...