Extensive source of information on natural radioactivity in the environment, as well as on issues related to NORM waste materials.

Norwegian Ministry of Environment information on technetium in coastal waters and biota. [PDF]

Idaho State University site provides information on radiation and its effects and the professions of Radiation Protection.

Private, nonprofit Japanese foundation, supported by the U.S. and Japan governments, that conducts research and studies on the effects of radiation exposure on humans with a view toward contributing to the maintenance of the health and welfare of atomic-bomb survivors and to the enhancement of the health of all people. Laboratories in Hiroshima and Nagasaki.

Conducts research and development on measurement of ionizing radiation and provides services such as calibrations, consultation and training to the medical, physics, cancer radiotherapy, radiation protection, international standards, and industrial communities.

Large collection of 'radiation-related' links (not all of them very radiation-related) from all over, organized by country. Also a technical paper on technological enhancement of natural radioactivity (TENORM).

An online geiger counter and statistics package providing background radiation data in Louisville, KY.

Information on state radiological regulatory programs, radiation safety in medicine and the environment. Nuclear reactor safety in New Jersey and related topics.

Directory of websites with information on radiation safety, (both ionizing and non-ionising); advice on radiation protection; and links to UK legislation.

Explains the role of the NRPB, a UK statutory body providing research and advice on protecting people from radiation hazards. Includes glossary of terms, information on several radiological topics, publications and services, training and customer support.