Discovery of fissionogenic Cs and Ba capture five years after Oklo reactor shutdown [Earth, Atmospheric, ...
(World News Science)

Understanding the release and sequestration of specific radioactive signatures into the environment is of extreme importance for long-term nuclear waste storage and reactor accident mitigation. Recent accidents at the Fukushima and Chernobyl nuclear reactors released radioactive 137Cs and 134Cs into the environment, the former of which is still live today.... ......