In part on general grounds, results at Enewetak Atoll, a U.S. (1972-1980) successful and (13), doubts have agriculture at part owing government operation been Bikini in expressed after topsoil about to in the removal the variable the Marshalls possibility of (Appendices A, 8B, E), We note, however, that the Majuro causeway built of lagoon sediment has spontaneously revegetated itself. sandbars and typhoon-eroded islands Scrub revegetation of new is commonplace. At Enewetak where in certain areas the land had been cleared and in some locations difficulties might stem from the compaction of the soil paved, the by previous heavy- duty usage and by the heavy clean-up earth moving machinery employed. any case, we recommend that a pilot trial deal with the effects on be executed on Bikini productivity of soil In that will compaction and. exposure to wind. 4.3.2 spoil are Disposal the lagoon, an of Spoil. Four locations for the disposal unoccupied island, construction, and the oceanward side of Bikini. international, regulate disposal. With the site of of causeway Various laws, national and respect to ocean dumping, the situation is so complex and uncertain that the option is precluded. (29N). (a) would cost a total The lagoon-disposal of $36 million. alternative for To immobilize the spoil Bikini Island by bagging it before disposal would increase the cost by about $12 million. The best location in the lagoon would be the Bravo crater (73 m deep; volume, 16 million m?), minimal because tte crater is "dead", The ecological consequences are and the more or less ‘monthly replacement of lagoon water tends to prevent the accumulation of turbidity and dissolved contaminants (Appendices A, E). view, such dumping would be a simple operation. 9000032 34 From an engineering point of