ContextApproximately 740 000 Ci (2.73 × 1016 Bq) of iodine 131 (131I) were released to the atmosphere from the Hanford Nuclear Site in Washington State
USA and 4Howard Hughes Medical Institute, Boulder, CO, USA Pyrosequencing analysis of 16S rRNA genes was used to study temporal dynamics of groundwater bacteria and archaea over 10 months within three well clusters separated by B30 m and located 250 m from the Columbia River on the Hanford Sit...