-llto come. The people of Enewetak ani Bikini are certain to be affected by that kind of public debate. Some will advocate that radiation constitutes no danger at all. Others will express great alarm and fear with even that amount of radiation which is quite naturally part of the environment anywhere in the world. The private worry and anxiety and public embarrassment can be very real individual problems, in the absence of any detectable health effects. The only solution is true understanding and an education program to impart that underStanding. . The People of Roncgelap and Utirik The cloud formed by the Bravo explosion at Bikini atoll in 1954was carried by the winds so far eastward that it deposited significant amounts of radioactive material at the atolls of Rongelap, Ailinginae and Rongerik. At its eastern-most extension, there was fallout at Uterik atoll. Since there were no measuring instruments on those islands at the time, the precise dosimetry is not available, but various personnel were sent to each of those islands within about two days to arrange for evacuation of the people and to attempt to determine the extent of radiation exposure. Deposition of radioactive material varied considerably from-atoll to atoll and among the islands at each. The