Cape Verde
prolonged droughts; seasonal harmattan wind produces
obscuring dust; volcanically and seismically active
Cayman Islands
hurricanes (July to November)
Central African Republic
hot, dry, dusty harmattan winds affect
northern areas; floods are common
Chad
hot, dry, dusty harmattan winds occur in north; periodic
droughts; locust plagues
Chile
severe earthquakes; active volcanism; tsunamis
China
frequent typhoons (about five per year along southern and
eastern coasts); damaging floods; tsunamis; earthquakes; droughts;
land subsidence
Christmas Island
the narrow fringing reef surrounding the island can
be a maritime hazard
Clipperton Island
NA
Cocos (Keeling) Islands
cyclone season is October to April
Colombia
highlands subject to volcanic eruptions; occasional
earthquakes; periodic droughts