Related by context. Frequent words. (Click for all words.) 63 Chernobyl 54 reactor 51 Chernobyl disaster 51 reactors 47 Fukushima 47 Reactor 46 nuclear reactor 44 nuclear reactors 44 Fukushima Daiichi plant 44 Fukushima plant 43 Fukushima Daiichi 43 TEPCO 43 Fukushima nuclear 42 Three Mile 41 Fukushima Dai ichi nuclear 41 nuclear 41 Davis Besse 41 reactor cores 41 Rosatom 40 Reactors 40 megawatt reactor 40 Fukushima Dai ichi 39 Kursk 39 Fukushima Daiichi nuclear 39 containment vessel 39 Macondo 39 Deepwater Horizon 38 Nuclear Plant 38 Nuclear Power 38 Tepco 38 fuel rods 38 atomic 38 Edano 38 radiation leaks 38 radioactivity 38 colliery 38 Deepwater Horizon rig 38 plutonium 38 Nuclear Regulatory Commission 38 radioactive 37 Oyster Creek 37 radioactive fallout 37 Kiriyenko 37 coal ash 37 leaking radiation 37 partial meltdown 37 Union Carbide 37 collider 37 Bushehr plant 37 tritium 37 nuke plant 37 blast furnace 36 Nazi Holocaust 36 Sago Mine 36 MOX 36 Vermont Yankee 36 coal mining 36 Browns Ferry 36 MWe 36 rig Deepwater Horizon 36 Crandall Canyon 36 Beslan 36 atomic bomb 36 Lake Baikal 36 radioactive substances 36 Tokyo Electric 35 radioactive materials 35 Nuclear 35 Atomic Energy 35 Nuclear Fuel 35 spent fuel rods 35 IAEA 35 Diablo Canyon 35 nuke 35 coal mine 35 Deepwater Horizon rig exploded 35 fission 35 Secretary Yukio Edano 35 Emergencies Ministry 35 coalmine 34 BP leased Deepwater 34 Sago 34 Deepwater Horizon drilling 34 Deepwater Horizon disaster 34 seismically active 34 NPCIL 34 Natanz 34 Baltic Sea 34 Aral Sea 34 RusHydro 34 Deepwater Horizon explosion 34 Bushehr 34 Dimona 34 Chalk River 34 coal mines 34 radioactive waste 34 NRC 34 Soyuz capsule 34 highly enriched uranium 34 submarine 34 Bhopal