word | | Natural hazards |
| belt | Aruba | hurricanes; lies outside the Caribbean hurricane belt and is rarely threatened |
| belt | Dominican Republic | lies in the middle of the hurricane belt and subject to severe storms from June to October; occasional flooding; periodic droughts |
| belt | Grenada | lies on edge of hurricane belt; hurricane season lasts from June to November |
| belt | Haiti | lies in the middle of the hurricane belt and subject to severe storms from June to October; occasional flooding and earthquakes; periodic droughts |
| belt | Netherlands Antilles | Sint Maarten, Saba, and Sint Eustatius are subject to hurricanes from July to October; Curacao and Bonaire are south of Caribbean hurricane belt and are rarely threatened |
| belt | Philippines | astride typhoon belt, usually affected by 15 and struck by five to six cyclonic storms per year; landslides; active volcanoes; destructive earthquakes; tsunamis |
| belt | Seychelles | lies outside the cyclone belt, so severe storms are rare; short droughts possible |
| belt | Tokelau | lies in Pacific typhoon belt |
| bergs | Southern Ocean | huge icebergs with drafts up to several hundred meters; smaller bergs and iceberg fragments; sea ice (generally 0.5 to 1 m thick) with sometimes dynamic short-term variations and with large annual ... |
| Bermuda | Atlantic Ocean | ... 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 ... |
| blizzards | Antarctica | katabatic (gravity-driven) winds blow coastward from the high interior; frequent blizzards form near the foot of the plateau; cyclonic storms form over the ocean and move clockwise along the coast; volcanism ... |
| block | Svalbard | ice floes often block the entrance to Bellsund (a transit point for coal export) on the west coast and occasionally make parts of the northeastern coast inaccessible to maritime traffic |
| blow | Antarctica | katabatic (gravity-driven) winds blow coastward from the high interior; frequent blizzards form near the foot of the plateau; cyclonic storms form over the ocean and move clockwise along the coast; volcanism ... |
| blow | Botswana | periodic droughts; seasonal August winds blow from the west, carrying sand and dust across the country, which can obscure visibility |
| blow | Liberia | dust-laden harmattan winds blow from the Sahara (December to March) |
| blow | Sierra Leone | dry, sand-laden harmattan winds blow from the Sahara (December to February); sandstorms, dust storms |
| blows | Mauritania | hot, dry, dust/sand-laden sirocco wind blows primarily in March and April; periodic droughts |
| blows | Uruguay | seasonally high winds (the pampero is a chilly and occasional violent wind that blows north from the Argentine pampas), droughts, floods; because of the absence of mountains, which act as weather barriers ... |
| boggy | Paraguay | local flooding in southeast (early September to June); poorly drained plains may become boggy (early October to June) |
| Bonaire | Netherlands Antilles | Sint Maarten, Saba, and Sint Eustatius are subject to hurricanes from July to October; Curacao and Bonaire are south of Caribbean hurricane belt and are rarely threatened |
| border | Rwanda | periodic droughts; the volcanic Virunga mountains are in the northwest along the border with Democratic Republic of the Congo |
| Bothnia | Sweden | ice floes in the surrounding waters, especially in the Gulf of Bothnia, can interfere with maritime traffic |
| break | Arctic Ocean | ice islands occasionally break away from northern Ellesmere Island; icebergs calved from glaciers in western Greenland and extreme northeastern Canada; permafrost in islands; virtually ice locked from October to June; ships subject ... |
| bring | Djibouti | earthquakes; droughts; occasional cyclonic disturbances from the Indian Ocean bring heavy rains and flash floods |
| bring | Korea, South | occasional typhoons bring high winds and floods; low-level seismic activity common in southwest |