Intro Introduction to the various concepts behind the Confidence in forecasting of Natural Attenuation (CORONA) approach to risk-based groundwater remediation.   DEFINITIONS   PROCESS Outline of the major definitions used within CORONA, including Monitored natural attenuation and Risk Assessment... more...   Outline of the process contributing to natural attenuation including physical, biological and chemcial... more... BIODEGRADATION   MONITORING Introduction to the concepts relating to biodegradation and CORONA including Oxidised Contaminants, Reduced Contaminants, Biodegradation Redox Regimes... more...   Introduction to Monitoring Strategies and Technqiues used within the CORONA approach, including Well Types, Multilevel construction and installation and area well distribution. more... Previous version of the CORONA project website