2,436 articles
Bosporus
Bosporus (İstanbul Boğazı), the 30 km Turkish strait linking the Black Sea and Sea of Marmara through Istanbul; two-layer exchange flow, ~35 m sill, fluvial-faulting origin, Montreux Convention regime, three bridges.
Bosten
Bosten Lake (博斯腾湖), also called Bagrash Lake, is China's largest inland freshwater lake, in Yanqi Basin, Xinjiang, at about 1,048 m elevation. Terminal of the Kaidu River and source of the Kongque River; salinity rose from 0.38 g/L in 1956 to 1.87 g/L in 1988.
Botany Bay
Botany Bay (Kamay) is a 39.6 km2 ocean bay 12 km south of Sydney, site of Cook's 1770 landing and the 1788 First Fleet arrival, now home to Port Botany, Sydney Airport, and the Kurnell desalination plant.
Bottomland hardwood forest
A bottomland hardwood forest is a seasonally flooded deciduous forest on the river floodplains of the southeastern and south-central United States, dominated by gum, oak, and baldcypress.
Bourbonne-les-Bains
Bourbonne-les-Bains is a commune and thermal spa town in the Haute-Marne department of the Grand Est region of northeastern France, built around hot springs exploited since antiquity.
Bourgeois Fjord
Bourgeois Fjord (Fiord Bourgeois) is a 50 km-long fjord in Marguerite Bay, western Antarctic Peninsula, dividing Loubet Coast from Fallières Coast. Charted by Charcot's 1908-10 expedition and named for Col. Joseph E. Bourgeois; deglaciated about 9,000 years BP.
Bowers Ridge
Bowers Ridge, Bering Sea: a roughly 700 km arcuate aseismic submarine ridge extending from the Aleutian Ridge, separating the Aleutian and Bowers Basins; an Oligocene-Early Miocene (26-32 Ma) volcanic island arc with a filled fossil trench.
Boyd Strait
Boyd Strait (Estrecho Boyd; Estrecho Larrea) is an Antarctic strait running NW-SE between Smith Island and Snow Island in the South Shetland Islands, charted by James Weddell in 1823 and named for Captain David Boyd, RN.
Brackish marsh
Brackish marsh: tidal wetland in estuaries where seawater mixes with freshwater, with water salinity 0.5-35 ppt and soil salinity 0.5-18 ppt, between salt marsh and freshwater tidal marsh in vegetation and position.
Brahmaputra River
The Brahmaputra (Yarlung Tsangpo, Siang, Jamuna) is a 2,880 km transboundary river flowing from Tibet through India and Bangladesh, with a 580,000 sq km basin, extreme monsoon floods, heavy sediment load, and no basin-wide water treaty.
Brandywine Creek (Christina River tributary)
Brandywine Creek, a Pennsylvania-Delaware stream and the largest subbasin (327 sq mi) of the Christina River Basin, supplies 100 million gallons of drinking water daily to 60% of Delaware residents and hosts the 40-mile Brandywine Creek Greenway.
Bransfield Strait
Bransfield Strait is a roughly 285-mile-long strait between the South Shetland Islands and the Antarctic Peninsula, named by James Weddell for explorer Edward Bransfield around 1825.
Bras d'Or Lake
Bras d'Or Lake (Mi'kmaq: Pitu'paq) is a ~1,100 km² brackish estuarine inland sea in central Cape Breton Island, Nova Scotia, with three Atlantic connections, ~22 ppt average salinity, tiny tides, and a UNESCO Biosphere Reserve watershed.
Brategg Bank
Brategg Bank is a submarine bank with least depth of 99 m northwest of the Biscoe Islands, Graham Coast, Antarctica; charted 1947-48 by the Norwegian whaling expedition ship Brategg (Kapt. N. Larsen) and named for that vessel.
Brazil Basin
The Brazil Basin is a deep abyssal basin of the western South Atlantic (0–30°S, 15–40°W), over 5000 m deep, receiving Antarctic Bottom Water through the Vema Channel and known for tidally driven mixing over the Mid-Atlantic Ridge flank.
Brazos River
The Brazos River (Los Brazos de Dios) is Texas's third-longest river, about 1,050 miles from eastern New Mexico to the Gulf near Freeport, draining the state's largest basin, about 42,000 square miles, with 6,074,000 acre-feet average annual flow, managed by the 1929 Brazos River Authority.
Brisbane River
The Brisbane River (Maiwar) is a 309 km river in southeast Queensland rising near Kingaroy, flowing through Wivenhoe Dam to Moreton Bay at Brisbane, with major floods in 1841, 1893, 1974, and 2011.
Bristol Bay
Bristol Bay, Alaska: bay and watershed of the eastern Bering Sea, home of the world's largest wild sockeye salmon fishery, 25 federally recognized tribes, and the site of the blocked Pebble mine proposal.
Bristol Channel
Bristol Channel: Atlantic inlet between south Wales and Cornwall, Devon, and Somerset, historically the Severn Sea; with the Severn Estuary it is about 250 km long and has the world's second-highest tidal range, about 12 m mean spring.
British National Vegetation Classification
The British National Vegetation Classification (NVC) is a phytosociological plant community classification for Great Britain, commissioned in 1975 and published 1991–2000 as five volumes of British Plant Communities, with 286 communities from about 35,000 samples.
Broken Ridge
Broken Ridge is a submerged volcanic plateau in the southeastern Indian Ocean west of Australia, formed by the Kerguelen hotspot and separated from the Kerguelen Plateau about 43 million years ago.
Browne Falls
Browne Falls is a multi-step cascade in Fiordland, New Zealand, dropping 836 m from Lake Browne into Doubtful Sound; often called the country's tallest waterfall, a claim disputed in favor of the free-falling 580 m Sutherland Falls.
Buir
Buir (Buir Nuur, Буйр нуур; 贝尔湖) is a 615 km² transboundary freshwater lake on the Mongolia–China border in the Amur basin, fed by the Khalkh River, drained by the Orshuun River, a Ramsar site since 2004.
Buli Bay
Buli Bay (Teluk Buli, Baai van Boeli) is a bay on the east coast of Halmahera Island, North Maluku, Indonesia, between the Eastern and Southeastern Peninsulas; its port at Maba serves East Halmahera's nickel industry.
Buls Bay
Buls Bay (Bahía Buls) is a 4 km wide bay indenting the east side of Brabant Island, Palmer Archipelago, Antarctica, at 64°24′S 62°18′W; discovered and named by de Gerlache's 1897–99 Belgian expedition for Charles Buls, Burgomaster of Brussels.
Burdekin
Burdekin: river and catchment region in north Queensland, Australia, drained by the Burdekin River. Key facts: 133,600 km2 catchment, Burdekin Falls Dam (1987), largest source of suspended sediment to the Great Barrier Reef.
Burden Passage
Burden Passage is a named sea passage in Antarctica at 63°08'S, 56°32'W near the northern Antarctic Peninsula, also called Burden, estrecho or Burden, Paso, listed in the 1989 US Antarctic gazetteer.
Burrard Inlet
Burrard Inlet, called səlilwət by the Tsleil-Waututh Nation, is a fjord forming the waterfront of Vancouver, British Columbia, and the site of the Port of Vancouver, Canada's largest port.
Busanga Swamps
Located in Zambia's northwest near Kafue National Park, Busanga Swamps is a permanent wetland complex in the Lufupa River basin. It is a Ramsar site covering 2,000 km.
Cabinet Inlet
Cabinet Inlet is a frozen inlet, 36 miles long, on the east coast of Graham Land, Antarctica, one of the main glacier-fed inlets of the Larsen C Ice Shelf.