UraniumWater Pollutants, RadioactiveMiningUranyl NitrateRadioactive WasteRadonThoriumRadioactive PollutantsSoil Pollutants, RadioactiveWater Pollution, RadioactiveNuclear FissionRadiumGeobacterTantalumFood Contamination, RadioactiveRadon DaughtersNuclear PhysicsCzechoslovakiaGroundwaterActinoid Series ElementsDeltaproteobacteria