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1 A Coastal Hazards Data Base for the U.S. Gulf Coast (1993) 开放资源 馆员登记
  This Numeric Data Package (NDP) contains a digital database that describes the U.S. Gulf Coast. The database integrates point, line, and polygon data for the U.S. Gulf Coast into...
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2 A Directory of Illinois Nature Preserves 开放资源 馆员登记
  This data set depicts the nature preserves of Illinois, digitized from USGS 7.5 minute quadrangles. A nature preserve is an area of land or water in public or private ownership t...
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3 A Global Overview of Renewable Energy Sources 开放资源 专家推荐
  European Commission information centre and knowledge gateway for renewable energy, helping to promote the European Union&primes strategy to achieve 12% of RES by 2010.;...
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4 A Guidebook to Environmental Indicators 开放资源 机器抓取
  Contains information on indicators for environmental management, suggesting a general framework and guidelines suitable for many users and uses. It aims to help by giving a general...
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5 A Spatial Model of Atmospheric Deposition For the Northeastern U.S. 开放资源 机器抓取
  CLIMCALC is a simple model of physical and chemical climate for the northeasten United States (New York and New England) that can be incorporated into a geographic information syst...
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6 A time-dependent map of radon-222 flux density at the Australian land surface (July 1979-June 2010) 开放资源 机器抓取
  Radon-222, or radon is a radioactive noble gas which is exhaled by soil and rock to the atmosphere. Although commonly assumed to be constant, the land-surface flux of radon varies ...
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7 Aalborg University - Electronic Library 开放资源 机器抓取
  This site is a university repository providing access to the research papers and publications of lecturers, and Ph.D theses, of Aalborg University. This site is poor in supporting ...
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8 Aberystwyth University Repository (CADAIR) 开放资源 机器抓取
  This site is a university repository providing access to the publication output of the institution. The site interface is presented in English and Welsh. Registered users can set u...
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9 Academic Bibliography and Institutional Archive of Ghent University 开放资源 机器抓取
  This site is a university repository providing access to the publication output of the institution.Some items are not available as full-text. The site interface is in English. Regi...
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10 ACE Basin (ACE) National Estuarine Research Reserve Meteorological Metadata Report March - December 2001 开放资源 机器抓取
  Meteorological monitoring is conducted at 26 National Estuarine ResearchReserves (NERR) from at least one location within or adjacent to the reserve. Data are collectedevery 5 seco...
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