Results 11 to 20 of about 208,081 (287)
De la prédation à l’affection dans la biosphère
From the early period of the evolution of the biosphere to the present day, predation has always existed, instinctive, blind and more or less violent. In some lineages, particularly animal and chiefly human ones, that predation was belatedly accompanied ...
Marcel Delpoux
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Timing and Interval Effects of Repeated Inseminations by Roosters on the Fathering of Chicks
The present study investigated the effects of timing and intervals between repeated inseminations by different rooster breeds on the fathering of chicks.
Hoang Yen T. Bui +4 more
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Expressions of Antimicrobial Peptide Gallinacin-1,-2 and-3 mRNAs in the Oviduct of Laying Hens
The aim of this study was to determine the profiles of mRNA expressions of gallinacin (Gal)-1, -2 and -3, which are the antimicrobial peptides, in the oviduct of laying hens.
Hiroki Ohashi +4 more
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Biospheric Evolution Is Coarsely Deterministic
Starting with the origin of life, I argue that the general pattern of the tightly coupled evolution of biota and climate on Earth has been the very probable outcome from a relatively small number of possible histories at the macroscale, given the same ...
David Schwartzman
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Russia — a Eurasian Civilization
The article argues that Russia as a “Eurasian civilization”, precisely as a “Eurasian” one, is the only civilization in the world. In the process of civilizational-Eurasian genesis, the historical synthesis of the “Western” (European) and “Eastern ...
A. I. Subetto, V. A. Shamakhov
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V.I. Vernadsky and the noosphere concept: Russian understandings of society-nature interaction [PDF]
Recent Russian legislative and policy documentation concerning national progress towards sustainable development has suggested that the attainment of such a state would represent the first stage in the development of the noosphere as outlined by the ...
Bailes +40 more
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Physical and Chemical Controls on Habitats for Life in the Deep Subsurface Beneath Continents and Ice [PDF]
S.M. was funded by an STFC Aurora studentship (grant ST/1506102/1) and the NASA Astrobiology Institute Program on Foundations of Complex Life, Evolution, Preservation and Detection on Earth and Beyond (grant NNA13AA90A). J.P.
McMahon, Sean Hendry, Parnell, John
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The paper presents an alternative to rockets general planetary vehicle (GPV) and industrial space necklace Orbit (ISN Orbit), which are a single complex necessary for the non-rocket near space exploration.
Anatoli E. Unitsky +3 more
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The lifetime of excess atmospheric carbon dioxide [PDF]
We explore the effects of a changing terrestrial biosphere on the atmospheric residence time of CO2 using three simple ocean carbon cycle models and a model of global terrestrial carbon cycling.
Braswell, Rob, Moore, B
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Protection of Biosphere Resources in Plant Production
The article analyzes the impact of plant production on the protection of biosphere resources. Agriculture significantly affects the quality of resources and natural environment assets and shapes their character.
Małgorzata E. Szymańska
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