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E-Resources
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(946) Resources In 'Earth & Environmental Studies'
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Databases & Article Indexes (50) E-Journals (684) Acronyms, Abbreviations & Symbols (1) Associations, Organizations & Societies (19) Book Reviews (2)
Conferences & Proceedings (3) Converters (1) Data Sets & Statistics (21) Directories (3) Discussion Lists & Blogs (3)
E-Books (21) Encyclopedias & Subject Dictionaries (6) Government Information (40) Handbooks, Tables, Properties & Datasheets (1) Job Opportunities (1)
Libraries, Museums, Catalogs & Archives (9) Maps, Atlases & GIS (8) Multimedia & Video (1) News Sources (7) Observatories & Labs (1)
Penn Sites (3) Preprints & Working Papers (3) Publishers & Books Sellers (1) Research Guides (19) Schools & Research Centers (5)
Search Engines & Portals (20) Study & Teaching (6) Technical Reports (7)
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Important Earth & Environmental Studies Directories

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Directory of Open Access Journals
Also Known as: DOAJ
This resource contains information and links to about 1300 journals that are freely available on the web. The Directory is a joint project between SPARC and the Information Program of the Open Society...   [more]
Unrestricted Access

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OpenDOAR - The Directory of Open Access Repositories
Also Known as: Directory of Open Access Repositories
The OpenDOAR service is being developed to support the rapidly emerging movement towards Open Access to research information. OpenDOAR is building a comprehensive and authoritative list of internatio...   [more]
Unrestricted Access

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Registry of Open Access Repositories (ROAR)
Also Known as: ROAR
The Registry of Open Access Repositories (ROAR) tracks the number and size of open-access eprint archives. It has two functions: (1) to monitor overall growth in the number of eprint archives, and (...   [more]
Unrestricted Access

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