| http://www.w3.org/ns/prov#value | - Livestock are an important contributor to global greenhouse gas emissions causing global warming; current estimates range from 8.5% to 18% of global anthropogenic greenhouse gas emissions (O???Mara 2011), with the range reflecting methodological differences (inventories v. life cycle assessment), attribution of emissions to land use (Herrero et al. 2011, O???Mara 2011) and uncertainty in parameter
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