2. States of the Biosphere

2. States of the Biosphere - Prof. Turner The Earth...

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Prof. Turner The Earth Transformed 9.4.07 I) States of the Biosphere – Faces of the Earth 1) a State (from system science) = condition of some unit or part of the system or the system as a whole b State of earth system = Physical condition of some part of the earth system c 3 main parts of the earth systems (i) Oceans (ii) Atmosphere (iii) Land or terrestrial surface 2) Defining: land cover and land use a Land cover [LC] = biophysical condition of the surface (i) Forests – tropical, temperate (ii) Grasslands – savanna, prairie (iii) Water – lakes, wetlands (iv) Agriculture – irrigated, cereals (v) Settlement – paved over b Land use [LU] = human purpose given to that condition (i) Forests – conservation [area] forest, timber plantation (ii) Grasslands – nature reserve, grazing lands (iii) Water – reservoir, city aquifer (iv) Agriculture – commercial wheat, subsistence maize (v) Settlement – urban-industrial, peri-urban 3)
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This note was uploaded on 04/24/2008 for the course GEOG 180 taught by Professor Turner during the Fall '08 term at Clark University.

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2. States of the Biosphere - Prof. Turner The Earth...

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