Ag Data Commons "The Ag Data Commons is a data access system maintained by the US Department of Agriculture's (USDA) National Agricultural Library. It uses a customized version of open-source DKAN software, which is compliant with U.S. Project Open Data standards for federal agencies providing access to publicly-funded data. Ag Data Commons holds data files managed directly by NAL and also links to datasets and resources located on other websites."
AgEcon Search "AgEcon Search is a free, open access repository of full-text scholarly literature in agricultural and applied economics, including: Working papers, Conference papers, and Journal articles."
American Archive of Public Broadcasting "The Library of Congress and WGBH in Boston have embarked on a project to preserve for posterity the most significant public television and radio programs of the past 60 years: The American Archive of Public Broadcasting. The American people have made a huge investment in public radio and television over many decades, calculated at more than $10 billion. The American Archive will ensure that this rich source for American political, social, and cultural history and creativity will be saved and made available once again to future generations."
Australian Biological Resources Study "The Australian Biological Resources Study (ABRS) provides national leadership and support for the discovery, naming and classification of Australia�s living organisms. We do this because information on Australia�s biodiversity, provided through taxonomy, underpins knowledge and decision-making across government, science and industry."
Biodiversity Heritage Library (BHL) "The Biodiversity Heritage Library (BHL) is a consortium of natural history and botanical libraries that cooperate to digitize the legacy literature of biodiversity held in their collections and to make that literature available for open access and responsible use as a part of a global �biodiversity commons.�
Frontiers Frontiers is an open science publisher of about 60 journals, but the real strength in this site is that articles are brought together under about 800 research topics further organized into subtopics so that they users can easily catch up on current research. The articles in each subtopic can then be downloaded as a PDF eBook or read online. All articles are licensed CC-BY.
International Plant Names Index "The International Plant Names Index (IPNI) is a database of the names and associated basic bibliographical details of seed plants, ferns and lycophytes. Its goal is to eliminate the need for repeated reference to primary sources for basic bibliographic information about plant names. The data are freely available and are gradually being standardized and checked. IPNI is a dynamic resource, depending on direct contributions by all members of the botanical community. IPNI is the product of a collaboration between The Royal Botanic Gardens, Kew, The Harvard University Herbaria, and the Australian National Herbarium."
MERLOT "MERLOT is a curated collection of free and open online teaching, learning, and faculty development services contributed and used by an international education community."
National Science Digital Library "The National Science Digital Library provides high quality online educational resources for teaching and learning, with current emphasis on the sciences, technology, engineering, and mathematics (STEM) disciplines
PANGAEA "The information system PANGAEA is operated as an Open Access library aimed at archiving, publishing and distributing georeferenced data from earth system research. The system guarantees long-term availability of its content through a commitment of the hosting institutions. Most of the data are freely available and can be used under the terms of the license mentioned on the data set description. A few password protected data sets are under moratorium from ongoing projects. The description of each data set is always visible and includes the principle investigator (PI) who may be asked for access."
Population Index "Population Index, published between 1937 and 1999, was the primary reference tool to the world's population literature. It presented an annotated bibliography of recently published books, journal articles, working papers, and other materials on population topics. This website provides a searchable and browsable database containing 46,035 abstracts of demographic literature published in Population Index in the period 1986-2000. The complete journal collection going back to the 1930s is available in JSTOR."