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1 2008 Environmental Performance Index (EPI) 开放资源 馆员登记
  The 2008 Environmental Performance Index (EPI) centers on two broad environmental protection objectives: (1) reducing environmental stresses on human health, and (2) promoting ecos...
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2 A National Ecological Framework for Canada 开放资源 机器抓取
  The National Ecological Framework for Canada was developed between 1991 and 1999 by the Ecosystems Science Directorate of Environment Canada, and the Center for Land and Biological...
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3 Acervo Digital del Instituto de Biología de la UNAM 开放资源 机器抓取
  Irekani is a virtual gallery of images representing a sample of the great biodiversity of Mexico. All materials on this site are part of the photographic collections academic staff...
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4 AHKRC Digital Library 开放资源 机器抓取
  This site provides access to various collections relating to Agriculture and Rural Development in Pakistan, including the Akhtar Hameed Khan and Shoaib Sultan Khan Archives. The in...
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5 AllConferences.Com -- Science Conferences 开放资源 机器抓取
  It is part of the site of AllConferences.Com. AllConferences.Com is a searchable directory focusing on conferences, conventions, trade shows, exhibits, workshops, events and busine...
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6 ArchiMer - Institutional Archive of Ifremer 开放资源 机器抓取
  This is the institutional repository for the French Research Institute for Exploitation of the Sea and contains materials primarily related to aquaculture and fisheries. Closely re...
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7 Arctic Science and Technology Information System 开放资源 机器抓取
  The Arctic Science and Technology Information System (ASTIS) database contains 74,000 records describing publications and research projects about northern Canada. ASTIS, a project ...
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8 Ashoka Trust for Research in Ecology and the Environment 开放资源 机器抓取
  ATREE's mission is to promote socially just environmental conservation and sustainable development by generating rigorous interdisciplinary knowledge that engages actively with aca...
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9 Australian Department of the Environment, Water, Heritage and the Arts -- Ecologically Sustainable Development 开放资源 机器抓取
  This web site aims to promote and support programs, services and policies for sustainable development in Australia and to provide links to useful sustainability information. From h...
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10 Avano : A Marine and Aquatic Science OAI Harvester 开放资源 馆员登记
  Avano offers access to over 30,000 electronic resources about the marine and aquatic sciences. The resources are made available as part of the Open Archive Initiative, and are harv...
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