Livestock's Long Shadow: Environmental Issues and Options - download pdf or read online

By Henning Steinfield, Pierre Gerber, Tom Wassenaar, Vincent Castel, Mauricio Rosales

ISBN-10: 9251055718

ISBN-13: 9789251055717

This document goals to evaluate the total effect of the farm animals region on environmental difficulties, in addition to power technical and coverage techniques to mitigation. The review is predicated at the most up-to-date and entire information on hand, considering direct affects, in addition to the affects of feed crop agriculture required for farm animals creation. The cattle zone emerges as one of many most sensible or 3 most vital individuals to the main critical environmental difficulties, at each scale from neighborhood to worldwide.

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2005). , 2005). 8°C over the past century (NASA, 2005). Combustion of fossil fuels is a major contributor to these changes. Climate change means an increase in average temperature and seems to be associated with an increased frequency of extreme weather events. FAO warns that food distribution systems and their infrastructure will be disrupted, and this may greatly increase the number of hungry people, most severely in sub-Saharan Africa (FAO, 2005a). According to FAO, developing countries may lose about 280 million tonnes of potential cereal production as a result of climate change.

01 grams in 2001. The breeding industry has been less successful in developing breeds of dairy cows, pigs and poultry that perform well in non-modified tropical low-input environments. Highly inten- sive livestock enterprises in the tropics usually control the climatic and health environment around the animals, so as to utilize the efficiencies of modern breeds developed for temperate regions. Animal health improvements have further contributed to raising productivity, including the use of antibiotics (now banned for use in growth enhancement in areas such as the European Union (EU) in special pathogen-free production environments.

While some species provide obvious services such as food, timber or clothing, most species’ services are more difficult to see and, therefore, less appreciated. They include recycling of nutrients, pollination and seed dispersal, climate control and purification of air and water. Additional land available for cultivation is limited. Therefore, most of the increase in agricultural production has come, and will come, from intensification of land that is already cropped or grazed. As a large user of crops and other plant material, the livestock sector must continue to improve the conversion of these materials into edible products.

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Livestock's Long Shadow: Environmental Issues and Options by Henning Steinfield, Pierre Gerber, Tom Wassenaar, Vincent Castel, Mauricio Rosales


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