Agricultural crop and animal production systems are important sources and sinks for atmospheric methane (CH(4)). The major CH(4) sources from this sector are ruminant animals, flooded rice fields, animal waste and biomass burning which total about one third of ail global emissions. This paper discusses the factors that influence CH(4) production and emission from these sources and the aerobic soil sink for atmospheric CH(4) and assesses the magnitude of each source. Potential methods of mitigating CH(4) emissions from the major sources could lead to improved crop and animal productivity. The global impact of using the mitigation options suggested could potentially decrease agricultural CH(4) emissions by about 30%.
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US EPA, Off Res & Dev, Natl Risk Management Res Lab, Cincinnati, OH 45268 USAUS EPA, Off Res & Dev, Natl Risk Management Res Lab, Cincinnati, OH 45268 USA
Beaulieu, Jake J.
Smolenski, Rebecca L.
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US EPA, Off Res & Dev, Natl Risk Management Res Lab, Cincinnati, OH 45268 USA
Univ Cincinnati, Dept Geol, Cincinnati, OH 45221 USAUS EPA, Off Res & Dev, Natl Risk Management Res Lab, Cincinnati, OH 45268 USA
Smolenski, Rebecca L.
Nietch, Christopher T.
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US EPA, Off Res & Dev, Natl Risk Management Res Lab, Cincinnati, OH 45268 USAUS EPA, Off Res & Dev, Natl Risk Management Res Lab, Cincinnati, OH 45268 USA
Nietch, Christopher T.
Townsend-Small, Amy
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Univ Cincinnati, Dept Geol, Cincinnati, OH 45221 USA
Univ Cincinnati, Dept Geog, Cincinnati, OH 45221 USAUS EPA, Off Res & Dev, Natl Risk Management Res Lab, Cincinnati, OH 45268 USA
Townsend-Small, Amy
Elovitz, Michael S.
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US EPA, Off Res & Dev, Natl Risk Management Res Lab, Cincinnati, OH 45268 USAUS EPA, Off Res & Dev, Natl Risk Management Res Lab, Cincinnati, OH 45268 USA
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Univ British Columbia, Pacific Inst Climate Solut, 2060 Pine St, Vancouver, BC V6J 4P8, CanadaUniv British Columbia, Pacific Inst Climate Solut, 2060 Pine St, Vancouver, BC V6J 4P8, Canada
Moreau, Tara L.
Moore, Jennie
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Univ British Columbia, Pacific Inst Climate Solut, Sch Community & Reg Planning, Vancouver, BC, CanadaUniv British Columbia, Pacific Inst Climate Solut, 2060 Pine St, Vancouver, BC V6J 4P8, Canada
Moore, Jennie
Mullinix, Kent
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Kwantlen Polytech Univ, Inst Sustainable Hort, Surrey, BC, CanadaUniv British Columbia, Pacific Inst Climate Solut, 2060 Pine St, Vancouver, BC V6J 4P8, Canada
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Univ Tokyo, Grad Sch Agr & Life Sci, Dept Appl Biol Chem, Tokyo, JapanUniv Tokyo, Grad Sch Agr & Life Sci, Dept Appl Biol Chem, Tokyo, Japan
Shen, Haoyang
Shiratori, Yutaka
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Niigata Agr Res Inst, Niigata, JapanUniv Tokyo, Grad Sch Agr & Life Sci, Dept Appl Biol Chem, Tokyo, Japan
Shiratori, Yutaka
Ohta, Sayuri
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Niigata Agr Res Inst, Niigata, JapanUniv Tokyo, Grad Sch Agr & Life Sci, Dept Appl Biol Chem, Tokyo, Japan
Ohta, Sayuri
Masuda, Yoko
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Univ Tokyo, Grad Sch Agr & Life Sci, Dept Appl Biol Chem, Tokyo, JapanUniv Tokyo, Grad Sch Agr & Life Sci, Dept Appl Biol Chem, Tokyo, Japan
Masuda, Yoko
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Isobe, Kazuo
Senoo, Keishi
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Univ Tokyo, Grad Sch Agr & Life Sci, Dept Appl Biol Chem, Tokyo, Japan
Univ Tokyo, Collaborat Res Inst Innovat Microbiol, Tokyo, JapanUniv Tokyo, Grad Sch Agr & Life Sci, Dept Appl Biol Chem, Tokyo, Japan