OATD.org aims to be the best possible resource for finding open access graduate
theses and dissertations published around the world.
Metadata (information about the theses) comes from over 800 colleges, universities,
and research institutions.
OATD currently indexes 1,935,479 theses and dissertations.
Econ Papers provides access to RePEc (Research
Papers in Economics),
the world's largest collection of on-line Economics working papers, journal articles and software.
European Union Open Data Portal
The European Union Open Data Portal is the single point of access to a growing range of data from the institutions and other bodies of the European Union (EU).
Data are free for you to use and reuse for commercial or non-commercial purposes.
The US Environmental Protection Agency has recently released a final
regulation for Methods for Measuring the Acute Toxicity of Effluents and
Receiving Waters to Freshwater.Visitors can download the entire 275 page
document, its table of contents, individual sections, or the appendices.