ASN Report 2020

1 State of knowledge of the hazards and risks associated with ionising radiation P. 102 1.1 Biological and health effects 1.2 Assessment of the risks associated with ionising radiation 1.3 Scientific uncertainties and vigilance 1.3.1 The individual response to ionising radiation 1.3.2 Effects of low doses 1.3.3 Molecular signature in radiation‑induced cancers 2 The different sources of ionising radiation P. 106 2.1 Natural radiation 2.1.1 Natural terrestrial radiation (excluding radon) 2.1.2 Radon 2.1.3 Cosmic radiation 2.2 Ionising radiation arising from human activities 2.2.1 Basic Nuclear Installations 2.2.2 Transport of radioactive substances 2.2.3 Small-scale nuclear activities 2.2.4 Radioactive waste management 2.2.5 Management of contaminated sites 2.2.6 Activities using radioactive substances of natural origin 3 Monitoring exposure to ionising radiation P. 109 3.1 Doses received by workers 3.1.1 Monitoring the exposure of persons working in nuclear facilities 3.1.2 Worker exposure to natural radioactivity 3.2 Doses received by the population 3.2.1 Exposure of the population as a result of nuclear activities 3.2.2 Exposure of the population to Naturally Occurring Radioactive Materials 3.3 Doses received by patients 3.4 Exposure of non-human species (animal and plant species) ASN Report on the state of nuclear safety and radiation protection in France in 2020 101