Japanese Journal of JSCE
Online ISSN : 2436-6021
Special Issue (Global Environment Engineering)Paper
Reduction potential of Greenhouse Gas Emissions from the Agriculture and Livestock sector in Central and Latin America
Hiroki HamamotoTomoko HasegawaChisa Urimoto
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2023 Volume 79 Issue 27 Article ID: 23-27031

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Abstract

 The agriculture and livestock sector accounts for 24% of anthropogenic greenhouse gases in the global warming problem. Therefore, we estimated the emissions of CH₄ and N₂O in the agriculture and livestock sectors in the Latin America region, which have not been studied before, the amount of possible emission reductions, and effective countermeasure technologies. As a result, it is estimated that the emissions of CH₄ and N₂O in the agriculture and livestock sectors in the Latin American region will be 633MtCO₂eq/year in 2050, which is 528MtCO₂eq/year (45.5%) lower than the case where no countermeasures are taken. The study covered 34 countries in the Latin American region, and the top three countries accounted for 71.1% of the reduction. The most effective reduction technology in 2050 was shown to be the change to highly productive livestock species, followed by the highly efficient use of fertilizers.

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© 2023 Japan Society of Civil Engineers
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