Environmental radioactivity in the Netherlands : Results in 2017 RIVM reports annually on the level of radioactivity that occurs under normal circumstances in the environment and food.
Guus Velders in Nature's "Ten people that mattered this year" Researcher Dr Guus Velders of RIVM has made the Nature top-10 list of 2016. This means that, according to Nature, he was one of the 10 most influential scientists in 2016.