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The Second International Conference on Closed Life Systems defined biospherics as the science and technology of analogs and models of Earth's biosphere; i.e., artificial Earth-like biospheres. [8] Others may include the creation of artificial non-Earth biospheres—for example, human-centered biospheres or a native Martian biosphere—as part ...
A biogeochemical cycle, or more generally a cycle of matter, [1] is the movement and transformation of chemical elements and compounds between living organisms, the atmosphere, and the Earth's crust. Major biogeochemical cycles include the carbon cycle , the nitrogen cycle and the water cycle .
The founder of modern biogeochemistry was Vladimir Vernadsky, a Russian and Ukrainian scientist whose 1926 book The Biosphere, [6] in the tradition of Mendeleev, formulated a physics of the Earth as a living whole. [7] Vernadsky distinguished three spheres, where a sphere was a concept similar to the concept of a phase-space.
The Earth's atmosphere, hydrosphere, and biosphere together hold less than 0.05% of the Earth's total mass of oxygen. Besides O 2 , additional oxygen atoms are present in various forms spread throughout the surface reservoirs in the molecules of biomass , H 2 O , CO 2 , HNO 3 , NO , NO 2 , CO , H 2 O 2 , O 3 , SO 2 , H 2 SO 4 , MgO , CaO ...
Physiology (/ ˌ f ɪ z i ˈ ɒ l ə dʒ i /; from Ancient Greek φύσις (phúsis) 'nature, origin' and -λογία () 'study of') [1] is the scientific study of functions and mechanisms in a living system.
Kelly Ripa is giving fans an update on her family's senior dog, Chewie.. After getting emotional during a recent episode of Live with Kelly and Mark over her 17-year-old dog's deteriorating health ...
Here's what kale is, why it's so good for you and why some people should still avoid overconsumption.
OpenAI CEO Sam Altman has said that his company was made “unusual” on purpose. Now, that unusualness is getting in the way of raising more money from investors.