reefs that can
pose maritime hazards

Atlantic Ocean
icebergs common in Davis Strait, Denmark Strait, and
the northwestern Atlantic Ocean from February to August and have
been spotted as far south as Bermuda and the Madeira Islands; ships
subject to superstructure icing in extreme northern Atlantic from
October to May; persistent fog can be a maritime hazard from May to
September; hurricanes (May to December)

Australia
cyclones along the coast; severe droughts; forest fires

Austria
landslides; avalanches; earthquakes

Azerbaijan
droughts

Bahamas, The
hurricanes and other tropical storms cause extensive
flood and wind damage

Bahrain
periodic droughts; dust storms

Baker Island
the narrow fringing reef surrounding the island can be
a maritime hazard

Bangladesh
droughts, cyclones; much of the country routinely
inundated during the summer monsoon season

Barbados
infrequent hurricanes; periodic landslides

Bassas da India
maritime hazard since it is usually under water
during high tide and surrounded by reefs; subject to periodic
cyclones

Belarus
NA

Belgium
flooding is a threat along rivers and in areas of reclaimed
coastal land, protected from the sea by concrete 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