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الأحد، 26 أغسطس 2018

Fertilizers, Climate Change and Enhancing Agricultural Productivity Sustainably


Fertilizers, Climate Change 

and Enhancing Agricultural 

Productivity Sustainably


International Fertilizer Industry Association


First edition, IFA, Paris, France, July 2009

Copyright 2009 IFA. All rights reserved


Executive Summary

  The primary objective of agriculture is to feed the world. It has been estimated that almost half the people on the Earth (around 48%) are currently fed as a result of manufactured nitrogen fertilizer use (Erisman et al. 2008). Yet the share of total global GHG emissions directly related to the production, distribution and use of fertilizers is between 2 and 3% (Table$1). As the population continues to grow and progress is made in achieving food and nutrition security for all, fertilizer use will increase before eventually reaching a plateau towards the middle of the century. (Section 1)...

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