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Greenhouse effect - PowerPoint PPT Presentation

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Title:

Greenhouse effect

Description:

It is estimated that the carbon dioxide concentration in the atmosphere has gone ... Aesthetical, social and cultural value. Consumptive use animals, fish, plants ... – PowerPoint PPT presentation

Number of Views:69
Avg rating:3.0/5.0
Date added: 12 December 2009
Slides: 11
Added by: Username withheld or not provided
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