' e . ne : : - oe : 1 2 20, Radtolosies?Reeurveye; |‘Plans: are Gurrentlypetne™. =f. . developed for a continuing’‘and long range program,for.Fadler tr logical resurveys,on, and around the Marshall elena, The« os e principle objective will, be ‘to monitor ‘the crivironmental : « os e contamination especially from the viewpéint? of estinatingthe bey s trontiun-90 intake of the,Rongelapéses ws - . . - . : aloe att a Aninals Living ‘on Hongelap. of.‘considerable,“interest: tae . ste 4 ” ints are the Fesults obtained from‘animals (swine, chickens,ducks an rats) living on the island ‘of Rongelap,at‘the time of the fallout on March 1, 195}, time., The jast group of aninals”was; collected and sacrificed: "; Tet srk . on OO oe about,‘two years. after theinital“palloue, ’ other“previous. examinattons there_were ‘no’‘gross, nor Bathologtéal .) ye Feel . changes “in the animals ‘that could be definitely ‘aseribed ‘tolr6 feos we wey radiation. The ‘estimated external gamma dose was'near 500. ss > . . - i - roentgens forthe’ “two” "years. tS oS “ob 22, Of equal interest is. the body burden - of strontiun-90 in these animals. - a ‘The analyses ‘ave not béen completed‘but> Table Two (Annex ton to Appendix “anyAs indicative’of thegates, These animals have continued to live (waén their ‘hérmal. eating-, habits) in the environment during the time when the fission Ola product intake by way of direct contamination was optimum and the strontiuz-90 was highest in the soil-plant-aniinal “cycle. Also, due to their relatively short life span, expected that values. it would be their body burdens had approached equilibrium These data support the conclusion above that the estimated future body burden of the Rongelapese (under the . condition stated), would be substantdally_ less than 100BRCof ” -