R. J. Pentreath is an Emeritus Professor at the University of Reading, Emeritus Research Fellow of the Centre for Environment, Fisheries and Aquaculture Science (CEFAS); and a Research Fellow at the Plymouth Marine Laboratory. He is both a Chartered Biologist and a Chartered Radiological Protection Professional and has been elected Fellow of the Institute of Biology and of the Society of Radiological Protection. He began his career as a marine radiobiologist at the Fisheries Radiobiological Laboratory at Hamilton Dock, and went on to become the first Chief Scientist (and a Director) of the UK's Environment Agency. He is one of only a handful of Emeritus members of the Main Commission of the International Commission on Radiological Protection.

• Preface and acknowledgements; 1. The emergence of radioecology; 2. Stable and unstable atoms; 3. Radionuclides and other sources of radiation in the natural environment; 4. Radionuclide distributions and their value as environmental clocks and tracers; 5. The accumulation of radionuclides by plants and animals; 6. Radiation dosimetry and biological effects; 7. Managing environmental radiation exposures: experiences and challenges; Index.

'Highly recommended.' J. F. Burkhart, Choice Magazine