Livestock enclosures in drylands of sub-Saharan Africa are overlooked hotspots of N2O emissions

cg.authorship.typesCGIAR and advanced research instituteen
cg.contributor.affiliationInternational Livestock Research Instituteen
cg.contributor.affiliationKarlsruhe Institute of Technologyen
cg.contributor.affiliationIHE Delften
cg.contributor.affiliationETH Zürichen
cg.contributor.crpLivestock
cg.contributor.donorAfrican Unionen
cg.coverage.regionAfrica
cg.coverage.regionSub-Saharan Africa
cg.creator.identifierKlaus Butterbach-Bahl: 0000-0001-9499-6598
cg.creator.identifierLutz Merbold: 0000-0003-4974-170X
cg.howPublishedFormally Publisheden
cg.identifier.doihttps://doi.org/10.1038/s41467-020-18359-yen
cg.isijournalISI Journalen
cg.issn2041-1723en
cg.issue1en
cg.journalNature Communicationsen
cg.reviewStatusPeer Reviewen
cg.subject.ilriDRYLANDSen
cg.subject.ilriENVIRONMENTen
cg.subject.ilriLIVESTOCKen
cg.subject.ilriPASTORALISMen
cg.subject.ilriGHG EMISSIONSen
cg.volume11en
dc.contributor.authorButterbach-Bahl, Klausen
dc.contributor.authorGettel, G.en
dc.contributor.authorKiese, Ralfen
dc.contributor.authorFuchs, K.en
dc.contributor.authorWerner, Christian R.en
dc.contributor.authorRahimi, J.en
dc.contributor.authorBarthel, M.en
dc.contributor.authorMerbold, Lutzen
dc.date.accessioned2020-12-23T12:13:30Zen
dc.date.available2020-12-23T12:13:30Zen
dc.identifier.urihttps://hdl.handle.net/10568/110597
dc.titleLivestock enclosures in drylands of sub-Saharan Africa are overlooked hotspots of N2O emissionsen
dcterms.abstractSub-Saharan Africa (SSA) is home to approximately ¼ of the global livestock population, which in the last 60 years has increased by factors of 2.5–4 times for cattle, goats and sheep. An important resource for pastoralists, most livestock live in semi-arid and arid environments, where they roam during the day and are kept in enclosures (or bomas) during the night. Manure, although rich in nitrogen, is rarely used, and therefore accumulates in bomas over time. Here we present in-situ measurements of N2O fluxes from 46 bomas in Kenya and show that even after 40 years following abandonment, fluxes are still ~one magnitude higher than those from adjacent savanna sites. Using maps of livestock distribution, we scaled our finding to SSA and found that abandoned bomas are significant hotspots for atmospheric N2O at the continental scale, contributing ~5% of the current estimate of total anthropogenic N2O emissions for all of Africa.en
dcterms.accessRightsOpen Access
dcterms.audienceScientistsen
dcterms.available2020-09-15
dcterms.bibliographicCitationButterbach-Bahl, K., Gettel, G., Kiese, R., Fuchs, K., Werner, C., Rahimi, J., Barthel, M. and Merbold, L. 2020. Livestock enclosures in drylands of sub-Saharan Africa are overlooked hotspots of N2O emissions. Nature Communications 11(1):4644.en
dcterms.issued2020-09-15
dcterms.languageen
dcterms.licenseCC-BY-4.0
dcterms.publisherSpringeren
dcterms.subjectlivestocken
dcterms.subjectpastoralismen
dcterms.subjectenvironmenten
dcterms.subjectanimal productionen
dcterms.typeJournal Article

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