25 |135 280tt tJ | ee oof tl WET pC/KG 0.01 a PU Trt ry YT | | 0.1 1 TTT 10 °o WET 100 PC/KG 10 oYqT Ty 1000 1 ToT rid PUT - 34 - | 600 10. 25 DO AYS AFTER MARCH [, 1954 Figures 11 (left) and 12 (right). ole 135 330 600 Rate of decline of radioactivity in algae and solls and coconut meat and milk at Rongelap Atoll from March 26, 1954 to October 23, 1955.