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Prof HS Shankar - Chemical Engineering, IIT Bombay

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6<br />

Photosynthesis<br />

Fossil<br />

Fuels<br />

4,000<br />

110<br />

Plants<br />

500<br />

CO2 in the<br />

Atmosphere<br />

750<br />

(1- 10 y)<br />

50<br />

Dead Organics in<br />

Soil (1 y)<br />

50 18<br />

Dead Organics<br />

Reserve in Soil<br />

1,576<br />

(300 y)<br />

Respiration<br />

Animals<br />

100-150<br />

(50 y) (2 y)<br />

Global Carbon Cycle (Meilli, 1995)<br />

CO 2 Dissolved<br />

4,000<br />

Live 1-5<br />

Quantities in 10 15 g<br />

Source:<br />

Source:<br />

Encyclopedia<br />

Encyclopedia<br />

of<br />

of<br />

Environmental<br />

Environmental<br />

Biology,<br />

Biology,<br />

Vol.1,<br />

Vol.1,<br />

Academy<br />

Academy<br />

press,<br />

press,<br />

1995,<br />

1995,<br />

pp.235-248<br />

pp.235-248<br />

90<br />

50 - 65<br />

(0.2 y)

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