Mage Uaztlilyg TheMeerinyg CTOCNe SLLlect Clidt Liss saute 111651. agency Task Force Report had concluded "that existing knowledge is insufficient to provide an unequivocal answer to the low-dose question" or, put differently, there are no levels of radiation that can conclusively be deemed safe. This is what I understand to be the one-hit theory of ionizing radiation effects. This same Report of the Interagency Task Force on . the Health Effects of Ionizing Radiation specifically observed in regard to the fallout produced exposures to popu- ,° lations located in “certain South Pacific islands," and Lf other areas downwind from the test sites that “because only environmental monitoring and not personnel monitoring was conducted, the external and internal doses received by these groups over the course of the testing program are not known with certainty." {Summary Report, p.12]