Biosphere Essay

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Abstract

During the 90’s, the government had found a plethora of microbial life under the Earth’s surface. In mid-1995, scientists found microbes developing amid rocks almost 2 miles below the surface at 167 degrees Fahrenheit. Such exploration has overcome scientists that there’s a living world beneath our own feet. There are so many microbes that they overshadow all that lives in the world’s ecosystem. Biologists describe the biosphere as the thin shell of water, soil, and atmosphere where living things reside. Where birds fly and pollen and seeds are swept by the wind is the outer edge of the shell where it has the highest altitude. Part of the bio sphere can be split into different categories such as, prairie grasslands, hot and wet tropical rain forests, cold mountaintop meadows and frozen arctic tundra. These places that have similar plants and animals are called biomes. The biosphere is the “global ecosystem”, concede the completeness of biodiversity on earth and execute and all affectation of biological functions including photosynthesis, decomposition, respiration, denitrification and nitrogen fixation. The biosphere endures seasonal cycles that are strong and many biological procedures are prompted by photosynthesis. The biosphere has emerged since organisms that were single-celled commenced 3.5 billion years ago under conditions of the atmosphere like Mars or Venus which are mainly carbon dioxide. As a result of durable communication between the biosphere and other earth systems, there is no part of the earth’s surface that has not been thoroughly modified by living organisms. The biosphere is also subordinate affixed to the energy that is displaced from the various spheres.

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Biosphere. Anti Essays. Retrieved July 31, 2014, from the World Wide Web: http://www.antiessays.com/free-essays/Biosphere-144604.html