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作者:Geelhoed, Erik
发布日期:2002
关键词:user studies;e-learning;...
发布机构:HP Development Company
作者:Holger Gerdes;Zoritza Kiresiewa;Dr. Manuel Lago;等
发布日期:2014
关键词:biodiversity;ecosystem services;...
发布机构:Ecologic Institute
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作者:Arctic Monitoring and Assessment Programme. Conservation of Arctic Flora and Fauna. Sustainable Development Working Group
发布日期:2013
关键词:shipping;environment;...
发布机构:Arctic Monitoring and Assessment Programme
作者:Sutley, Nancy H.
发布日期:2011
关键词:Energy consumption.;energy efficiency;...
发布机构:Executive Office of the President Council on Environmental Quality
作者:Reid, Douglas J., Butner, Ryan S.
发布日期:2013
关键词:energy;water;...
发布机构:
作者:
发布日期:2009
关键词:chough;population ecology;...
发布机构:NERC, Centre for Ecology & Hydrology