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Geobiologists Solve "Catch-22 Problem" Concerning the Rise of Atmospheric Oxygen（图）
Environmental Changes green plants carbon dioxide
2006/12/8
November 29, 2006，PASADENA, Calif.--Two and a half billion years ago, when our evolutionary ancestors were little more than a twinkle in a bacterium's plasma membrane, the process known as photosynthe...
Atmospheric Concentrations of Cladosporium Link and Alternaria Nées Spores in Ankara and the Effects of Meteorological Factors
Cladosporium Alternaria Aeropalynology Airborne spore Allergy
2010/3/22
Cladosporium Link and Alternaria Nées known as the most allergenic spores, were first collected by means of a Burkard seven-day recording volumetric trap from the Ankara atmosphere from January 1990 t...