oncrete dikes

Belize
frequent, devastating hurricanes (June to November) and
coastal flooding (especially in south)

Benin
hot, dry, dusty harmattan wind may affect north from December
to March

Bermuda
hurricanes (June to November)

Bhutan
violent storms from the Himalayas are the source of the
country's name, which translates as Land of the Thunder Dragon;
frequent landslides during the rainy season

Bolivia
flooding in the northeast (March-April)

Bosnia and Herzegovina
destructive earthquakes

Botswana
periodic droughts; seasonal August winds blow from the
west, carrying sand and dust across the country, which can obscure
visibility

Bouvet Island
NA

Brazil
recurring droughts in northeast; floods and occasional frost
in south

British Indian Ocean Territory
NA

British Virgin Islands
hurricanes and tropical storms (July to
October)

Brunei
typhoons, earthquakes, and severe flooding are rare

Bulgaria
earthquakes, landslides

Burkina Faso
recurring droughts

Burma
destructive earthquakes and cyclones; flooding and landslides
common during rainy season (June to September); periodic droughts

Burundi
flooding, landslides, drought

Cambodia
monsoonal rains (June to November); flooding; occasional
droughts

Cameroon
volcanic activity with periodic releases of poisonous gases
from Lake Nyos and Lake Monoun volcanoes

Canada
continuous permafrost in north is a serious obstacle to
development; cyclonic storms form east of the Rocky Mountains, a
result of the mixing of air masses from the Arctic, Pacific, and
North American interior, and produce most of the country's rain and
snow east of the mountains

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 (