Titlebook: Environmental Microbiology; W. D. Grant,P. E. Long Book 1981 W. D. Grant and P. E. Long 1981 Planet.biological.biology.carbon.ecology.envi

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Book 1981 scale may be within our grasp. The growing interest in environmental microbiology can be gauged from the increase in relevant undergraduate teaching. However, one of the most serious problems confronting the student is the dearth of appropriate texts. In part this is a reflection of the plethora of

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n a global scale may be within our grasp. The growing interest in environmental microbiology can be gauged from the increase in relevant undergraduate teaching. However, one of the most serious problems confronting the student is the dearth of appropriate texts. In part this is a reflection of the plethora of978-0-216-91152-9978-1-4615-8537-4

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Introduction The Significance of Microorganisms in the Environment the largely microbially-mediated nitrogen and sulphur cycles (6.1, 7.1) are often quoted and discussed. Less attention is given to the contribution of microorganisms to the continuing decomposition and mineralization of carbon compounds, other than a cursory acknowledgement of their contribution to

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The Soild biological activity. In an average fertile loam (a good agricultural soil), mineral matter from weathered rock usually accounts for some 50% by volume, and organic matter from plants, animals and microorganisms for 10-15%. Air and water occupy most of the remaining volume in a complicated system o

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Extreme Environmentsns, polar regions, acid and alkaline springs, and the cold pressurized deeps of the ocean, are unsuitable environments for most forms of life; nevertheless, organisms are to be found surviving and growing under these conditions. It can be argued that extreme environments are simply those in which so

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