作者: Mario Herrero , Philip K Thornton , Pierre Gerber , Robin S Reid
DOI: 10.1016/J.COSUST.2009.10.003
关键词: Greenhouse gas 、 Business 、 Agricultural economics 、 Natural resource 、 Production (economics) 、 Urbanization 、 Ecosystem services 、 Livelihood 、 Livestock 、 Resource (biology)
摘要: … to consider when examining the linkages between livestock, … In these systems, farm sizes usually decrease as population … indirect effect of environmental impacts embedded in trade (in …