TY - GEN T1 - The human footprint :a global environmental history / AU - Penna, Anthony N., ET - Second edition. CN - GF13 N1 - Includes index. ID - 1414740 KW - Climatic changes KW - Ecology KW - Human ecology KW - Natural history. SN - 9781118912607 TI - The human footprint :a global environmental history / LK - https://univsouthin.idm.oclc.org/login?url=https://ebookcentral.proquest.com/lib/usiricelib-ebooks/detail.action?docID=7104217 UR - https://univsouthin.idm.oclc.org/login?url=https://ebookcentral.proquest.com/lib/usiricelib-ebooks/detail.action?docID=7104217 ER -