Bacterial content, salinicy, and radionuciide content calendar months. should be measured, but primary emphasis of the program should be placed on development of an understanding of processes which are operating ~ or which can be made to operate — to reduce the ecological half-life of are and 137 ¢, below the radioactive halr-life on the aortherr islands, espectally JANET. ll. preta perrod af A dy weir Le a air ‘sampling program should be conducted dusing—eleanup—in- f. . ; [Reine fatwT Coa te WOMnar, Cot Via et MS ep support—cf—cleenup-operatione—emtese—add_to—the—body—ofavailable— a‘ho AM oe q fw aated tod dietirtarwes , a Aen a 8A hott oh At Ahs Anode,ef ocnmicta fp information on radioactivity levelsin air. prrcarann Thrive, Cornglectd aepetetie,rth reed ins tate 12, PT +4. eb? aet370g Base-line surveys of body burdens and urfne content of Ae and 90sr should be made for the Enewetak people prior to return to Enewetak Atoll, after the first year of residence, and as appropriate thereafter. Resurveys of the environmental radiation and radioactivity levels should be made starting in the first year of return and repeated every other year. To be determined is the adequacy of the diet and the actual average daily dietary intake of radioactivity for various age groups for comparison with estimated levels and how radioactivity levels in.water, air, soil,plants, and animals are Prd fae changing with time. te eee ttre 8 tad PD TAA wth (Included should be, collection of addét®ierai wr) ee information on.the chemical,form and size distribution of ned Ak 427 1A 239-mar particles in the air.)¥ Information from such surveys will provide a continuing checl of the radiological status of the people and the environment and will assure that the exposure criteria is not being approached or exceeded. 13, Considering that the method of disposal of plutonium contaminated soil and scrap has not yet been decided, that not enough information is available to determine whether it is feasible to remove plutonium from the soil to reduce the amount of material requiring disposal, and not ma