The coral atoll surrounding Surrounding Truk 's islands created Creating a safe harbor where the few points of ingress and egress had been fortified Cause_change_of_strength by the Japanese with shore batteries , antiaircraft guns , and airfields .

In turn , the Great Barrier Reef suffered Confronting_problem biological damage Damaging from coral bleaching and decreased Cause_change_of_position_on_a_scale salinity .

in addition , two tornadoes caused Causation some damage Damaging in cape coral and ponce inlet .