Foreword: Thoughts on Radioecology by the millennium shift; Introduction; 1. The ecological dimensions of ecotoxicological research; Part 1 General environmental issues; 2. Environmental radioactivity measuring methods; 3. Toxicants in the environment: bringing radioecology and ecotoxicology together; 4. Post accident management; 5. International advice and experience relevant to chronic radiation exposuresituations in the environment; 6. Delivering a framework for the protection of the environment from ionising radiation; Part 2 Radionuclides in terrestrial environments.This book collates a series of contributions which reflect on on-going discussions and provide reviews of the most up-to-date scientific and technical information regarding continental and estuarine environments. It also identifies research themes for the future along with scientific and ethical issues.