| 1 | It is cesium-137 that still contaminates much of the land in Ukraine around the Chernobyl reactor. | |
| 2 | He says the existing system was designed in the wake of the Chernobyl nuclear disaster in 1986. | |
| 3 | We were in Ukraine, in Chernobyl. It was exactly the place where they later built the [infamous] nuclear power station. | |
| 4 | What can our experience of the atomic bombs and Chernobyl tell us about the health effects of radiation exposure? | |
| 5 | A comparison with what happened after the 1986 Chernobyl disaster in Ukraine might put the finding into perspective, however. |