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Thesaurus

Lak

Lake Agassiz
BT	Chronostratigraphic Units
	.Phanerozoic
	..Cenozoic
	...Quarternary
	....Pleistocene
	.....Lake Agassiz
RT	North Dakota
	North America
	Minnesota
	Manitoba
SN	Glacial lake which existed in Pleistocene Epoch. Covered parts of N central U.S. and S central Canada. Indexed with Manitoba and U.S. states as applicable.

Lake Albert
BT	Africa
	.East African Lakes
	..Lake Albert
UF	Lake Mobutu
RT	Congo Democratic Republic
	Uganda
	East African Rift
	Upper Zaire Congo Democratic Republic
SN	Indexed with Uganda and/or Congo Democratic Republic as applicable.

Lake Algonquin
BT	Chronostratigraphic Units
	.Phanerozoic
	..Cenozoic
	...Quarternary
	....Pleistocene
	.....Lake Algonquin
RT	Ontario
	Wisconsin
	North America
	Minnesota
	Michigan
	Lake Superior region
SN	Pleistocene glacial lake. Occupied sites of modern lakes Superior, Michigan and Huron, and adjacent land areas. Indexed with Ontario and U.S. states as applicable. Added to Thesaurus in 1985.

Lake Athabasca
BT	Canada
	.Western Canada
	..Lake Athabasca
RT	Alberta
	Saskatchewan
	Athabasca District
SN	NW Saskatchewan and NE Alberta. Indexed with provinces as applicable. Added to Thesaurus in 1985.

Lake Baikal
BT	Commonwealth of Independent States
	.Russian Federation
	..Lake Baikal
BT	Asia
	.Lake Baikal
UF	Baikal (Lake)
RT	Irkutsk Russian Federation
	Buryat Russian Federation
	Baikal region
	Baikal rift zone
SN	Largest freshwater lake in Eurasia. Bounded on N, E, and S by the Buryatia, and on the W by Irkutsk Oblast. Also search Baikal AND lake or lakes. This term has multiple hierarchies.

Lake Balaton
BT	szprem Hungary
	.Lake Balaton
UF	Balaton (Lake)
RT	Balaton region
SN	W Hungary.

Lake Balkhash
BT	Commonwealth of Independent States
	.Kazakhstan
	..Lake Balkhash
UF	Balkhash (Lake)
RT	Balkhash region
SN	E Kazakhstan. This term has multiple hierarchies.

Lake Baringo
BT	Africa
	.East African Lakes
	..Lake Baringo
UF	Baringo Lake
RT	Great Rift Valley
	Kenya
	Kenya Rift valley
SN	W central Kenya, in Great Rift Valley. Added to Thesaurus in 1981.

lake biscuits
USE	algal biscuits

Lake Biwa
BT	nshu
	.Shiga Japan
	..Lake Biwa
UF	Biwa Lake
	Omi (Lake)
SN	W central Honshu. Also search Biwa.

Lake Bonneville
RT	Great Salt Lake
	Holocene
	Idaho
	Nevada
	United States
	Upper Pleistocene
	Utah
SN	Large prehistoric body of water in present Great Salt Lake area. Indexed with states and age or ages as applicable.

Lake Bonney
RT	South Australia
	Taylor Valley
	Victoria Land
SN	Lake in SE South Australia. Also in Taylor Valley of Victoria Land, Antarctica. Indexed with location as applicable.

Lake Bouchet
USE	Lac du Bouchet

Lake Chad
BT	Africa
	.West Africa
	..Lake Chad
RT	Cameroon
	Nigeria
	Niger
	Chad Basin
	Chad
SN	Indexed with countries as applicable.

Lake Champlain
BT	North America
	.Lake Champlain
RT	Quebec
	Vermont
	New York
	Champlain Sea
	Champlain Valley
SN	Between New York and Vermont extending into Quebec. Indexed with Quebec and states as applicable.

Lake Char Fault
BT	United States
	.Lake Char Fault
RT	Massachusetts
	Connecticut
	Rhode Island
SN	SE New England. Indexed with states as applicable. Added to Thesaurus in 1985.

Lake Chatuge
BT	United States
	.Lake Chatuge
RT	North Carolina
	Georgia
	Clay County North Carolina
	Towns County Georgia
SN	Indexed with counties as applicable.

Lake Chicago
BT	Chronostratigraphic Units
	.Phanerozoic
	..Cenozoic
	...Quarternary
	....Pleistocene
	.....Lake Chicago
RT	United States
	Illinois
	Indiana
	Wisconsin
	Michigan
	Great Lakes region
SN	Pleistocene glacial lake in the Great Lakes region. Indexed with states as applicable. Added to Thesaurus in 1989.

Lake Como (Italy)
USE	Como

Lake Constance
BT	Europe
	.Central Europe
	..Lake Constance
UF	Bodensee
	Constance Lake
RT	Switzerland
	Bavaria Germany
	Baden-Wurttemberg Germany
	Rhine River
	Rhine Basin
	Vorarlberg Austria
SN	Indexed with countries as applicable.

Lake County California
BT	United States
	.California
	..Lake County California
RT	Clear Lake
SN	NW California.

Lake County Colorado
BT	United States
	.Colorado
	..Lake County Colorado
NT	Climax Colorado
	Leadville Colorado
	Leadville mining district
	Saint Kevin Gulch
RT	Climax Mine
SN	Central Colorado.

Lake County Florida
BT	United States
	.Florida
	..Lake County Florida
SN	Bounded by Saint Johns River in central Florida.

Lake County Illinois
BT	United States
	.Illinois
	..Lake County Illinois
SN	Bounded by Lake Michigan in extreme NE Illinois.

Lake County Indiana
BT	Indiana
	.Lake County Indiana
SN	Extreme NW Indiana.

Lake County Michigan
BT	United States
	.Michigan
	..Michigan Lower Peninsula
	...Lake County Michigan
SN	W Michigan.

Lake County Minnesota
BT	United States
	.Minnesota
	..Lake County Minnesota
NT	Two Harbors Minnesota
RT	Vermilion Range
SN	NE Minnesota.

Lake County Montana
BT	United States
	.Montana
	..Lake County Montana
RT	Flathead Lake
SN	NW Montana.

Lake County Ohio
BT	United States
	.Ohio
	..Lake County Ohio
SN	NE Ohio.

Lake County Oregon
BT	United States
	.Oregon
	..Lake County Oregon
SN	S Oregon.

Lake County South Dakota
BT	United States
	.South Dakota
	..Lake County South Dakota
SN	E South Dakota.

Lake County Tennessee
BT	United States
	.Tennessee
	..Lake County Tennessee
RT	Reelfoot Lake
SN	Extreme NW Tennessee.

Lake District
UF	English Lake District
RT	Cumbria England
	Cumberland England
	Worcestershire England
	Westmorland England
SN	Mountain and lake region in Cumbria, NW England. Until 1975, parts were included in Lancashire, Cumberland, and Westmorland counties. Indexed with England and counties as applicable.

Lake Edward
BT	Africa
	.East African Lakes
	..Lake Edward
RT	Congo Democratic Republic
	Uganda
	East African Rift
SN	S of Lake Albert. Indexed with countries as applicable.

Lake Erie
BT	North America
	.Great Lakes
	..Lake Erie
RT	Ontario
	Ohio
	Pennsylvania
	New York
	Michigan
	Detroit River
SN	Indexed with Ontario and states as applicable.

Lake Eyre
BT	Australasia
	.Australia
	..South Australia
	...Lake Eyre
SN	NE South Australia.

Lake Frome
BT	Australasia
	.Australia
	..South Australia
	...Lake Frome
SN	E South Australia. Added to Thesaurus in 1989.

Lake Geneva
BT	Europe
	.Lake Geneva
UF	Lake Leman
	Leman Lake
RT	Haute-Savoie France
	Valais Switzerland
	Geneva Switzerland
	Vaud Switzerland
	Rhone River
	Rhone Valley
SN	Indexed with countries as applicable.

Lake George
RT	Essex County New York
	New York
	Washington County New York
	Warren County New York
SN	NE New York. Indexed with counties or regions as applicable.

Lake Gosiute
BT	Chronostratigraphic Units
	.Phanerozoic
	..Cenozoic
	...Paleogene
	....Eocene
	.....Lake Gosiute
RT	Green River Formation
	Sweetwater County Wyoming
SN	Eocene lake in SW Wyoming. Added to Thesaurus in 1981.

Lake Huron
BT	North America
	.Great Lakes
	..Lake Huron
RT	Ontario
	Michigan
	Georgian Bay
	Manitoulin Island
SN	Indexed with Michigan and/or Ontario.

Lake Iroquois
BT	Chronostratigraphic Units
	.Phanerozoic
	..Cenozoic
	...Quarternary
	....Pleistocene
	.....Upper Pleistocene
	......Lake Iroquois
RT	Canada
	Ontario
	United States
	New York
	Great Lakes region
	Lake Ontario
SN	Glacial lake which existed in the Lake Ontario basin and adjacent area. Indexed with Lake Ontario and/or Ontario and U.S. states as applicable.

Lake Jocassee
BT	United States
	.South Carolina
	..Lake Jocassee
RT	Oconee County South Carolina
	Pickens County South Carolina
SN	Reservoir on Keowee River, NW South Carolina, near Seneca. Indexed with counties as applicable. Added to Thesaurus in 1981.

Lake Kariba
BT	Africa
	.East African Lakes
	..Lake Kariba
UF	Kariba Lake
RT	Zambezi Valley
	Zimbabwe
	Zambia
SN	Formed by dam in Kariba Gorge of Zambezi River. Indexed with countries as applicable.

Lake Kinneret
USE	Sea of Galilee

Lake Kivu
BT	Africa
	.Central Africa
	..Lake Kivu
BT	Africa
	.East African Lakes
	..Lake Kivu
RT	Congo Democratic Republic
	East African Rift
	Rwanda
	Kivu Congo Democratic Republic
SN	This term has multiple hierarchies. Indexed with countries as applicable.

Lake La Ronge
USE	Lac La Ronge

Lake Ladoga
BT	Commonwealth of Independent States
	.Russian Federation
	..Lake Ladoga
BT	Europe
	.Lake Ladoga
SN	E and NE of Saint Petersburg. This term has multiple hierarchies.

Lake Ladoga region
BT	Europe
	.Lake Ladoga region
RT	Russian Federation
	Finland
	Baltic Shield
	Karelia Russian Federation
	Eastern Finland Province
	Karelia
SN	Region surrounding Lake Ladoga, extending into Finland. Indexed with countries as applicable. Added to Thesaurus in 1981.

Lake Lahontan
BT	Chronostratigraphic Units
	.Phanerozoic
	..Cenozoic
	...Quarternary
	....Pleistocene
	.....Lake Lahontan
RT	United States
	California
	Nevada
	Oregon
SN	Extinct lake. Occupied parts of NW Nevada, NE California and SE Oregon during Pleistocene time. Indexed with states as applicable. Added to Thesaurus in 1985.

Lake Lappajarvi
BT	Europe
	.Western Europe
	..Scandinavia
	...Finland
	....Western Finland Province
	.....Lake Lappajarvi
RT	impact features
SN	SW central Finland.

Lake Leman
USE	Lake Geneva

Lake Louise
RT	Alberta
	Banff National Park
SN	Village and small lake in Banff National Park in SW Alberta. As of 1993, use Lake Louise Alberta for the village. Also in other locations. Indexed with province or regions as applicable.

Lake Magadi
BT	Africa
	.East African Lakes
	..Lake Magadi
BT	Africa
	.East Africa
	..Kenya
	...Lake Magadi
RT	East African Rift
SN	Soda lake in S central Kenya. This term has multiple hierarchies.

Lake Malawi
BT	Africa
	.East Africa
	..Lake Malawi
BT	Africa
	.East African Lakes
	..Lake Malawi
UF	Lake Nyasa
RT	East African Rift
	Malawi
	Mozambique
	Tanzania
SN	This term has multiple hierarchies. Indexed with countries as applicable.

Lake Maracaibo
BT	South America
	.Venezuela
	..Lake Maracaibo
RT	Zulia Venezuela
	Maracaibo Basin
	Trujillo Venezuela
SN	Lake in NW Venezuela.

Lake Matagami
USE	Matagami

Lake Maumee
BT	Chronostratigraphic Units
	.Phanerozoic
	..Cenozoic
	...Quarternary
	....Pleistocene
	.....Lake Maumee
RT	Ontario
	Indiana
	Ohio
	North America
	Michigan
	Great Lakes region
SN	Pleistocene glacial lake in Ontario, Ohio, Michigan and Indiana. Indexed with states or provinces as applicable. Added to Thesaurus in 1989.

Lake Mead
RT	Arizona
	Clark County Nevada
	Lake Mead Fault
	Lost City
	Mohave County Arizona
	Nevada
	United States
SN	Within Lake Mead National Recreation Area. Indexed with states and counties as applicable.

Lake Mead Fault
BT	United States
	.Nevada
	..Lake Mead Fault
RT	Lake Mead
SN	S Nevada. Added to Thesaurus in 1989.

Lake Mendota
BT	United States
	.Wisconsin
	..Dane County Wisconsin
	...Lake Mendota
RT	Madison Wisconsin
SN	In Dane County, S central Wisconsin.

Lake Michigan
BT	North America
	.Great Lakes
	..Lake Michigan
RT	United States
	Illinois
	Indiana
	Wisconsin
	Michigan
	Green Bay
	Wedron Formation
SN	Indexed with states as applicable.

Lake Michigan Basin
USE	Michigan Basin

Lake Michigan Lobe
RT	Canada
	Great Lakes region
	Illinois
	Indiana
	Laurentide ice sheet
	Michigan
	United States
	Wisconsin
SN	Part of Laurentide ice sheet, Wisconsinan glaciation.

Lake Missoula
BT	Chronostratigraphic Units
	.Phanerozoic
	..Cenozoic
	...Quarternary
	....Pleistocene
	.....Lake Missoula
RT	United States
	Idaho
	Montana
	Washington
	Oregon
	Channeled Scabland
SN	Pleistocene glacial lake in NW United States. Indexed with states as applicable. Added to Thesaurus in 1985.

Lake Mobutu
USE	Lake Albert

Lake Natron
BT	Africa
	.East Africa
	..Lake Natron
BT	Africa
	.East African Lakes
	..Lake Natron
RT	East African Rift
	Kenya
	Tanzania
SN	This term has multiple hierarchies. Indexed with countries as applicable.

Lake Neusiedler
BT	Europe
	.Central Europe
	..Lake Neusiedler
UF	Ferto to
	Neusiedler Lake
	Neusiedlersee
RT	Austria
	Hungary
	Burgenland Austria
SN	E Austria and NW Hungary. Indexed with countries as applicable. Added to Thesaurus in 1985.

Lake Nipissing
BT	Canada
	.Eastern Canada
	..Ontario
	...Nipissing District Ontario
	....Lake Nipissing
RT	Callander Bay
SN	Nipissing District, SE Ontario. Added to Thesaurus in 1989.

Lake Nyasa
USE	Lake Malawi

Lake Nyos
BT	Africa
	.West Africa
	..Cameroon
	...Lake Nyos
UF	Nyos
SN	Volcanic crater lake in NW Cameroon. Site of carbon dioxide outgassing natural disasters. Added to Thesaurus in 1993.

Lake of Bienne
USE	Biel Lake

Lake of Laach
USE	Laacher See

Lake of the Woods
BT	North America
	.Lake of the Woods
RT	Ontario
	Minnesota
	Manitoba
	Lake of the Woods region
SN	NW Ontario, SE Manitoba and N Minnesota. Indexed with provinces and/or Minnesota and counties as applicable. Added to Thesaurus in 1989.

Lake of the Woods County Minnesota
BT	United States
	.Minnesota
	..Lake of the Woods County Minnesota

Lake of the Woods region
BT	North America
	.Lake of the Woods region
RT	Ontario
	Minnesota
	Manitoba
	Lake of the Woods
SN	N Minnesota, SW Ontario and SE Manitoba. Indexed with Minnesota and counties and/or Canadian provinces as applicable. Added to Thesaurus in 1985.

Lake of Zurich
BT	Europe
	.Central Europe
	..Switzerland
	...Lake of Zurich
RT	Zurich Switzerland
SN	N Switzerland.

Lake Okeechobee
BT	United States
	.Florida
	..Lake Okeechobee
SN	S central Florida.

Lake Onega
BT	Commonwealth of Independent States
	.Russian Federation
	..Lake Onega
BT	Europe
	.Lake Onega
RT	Karelia Russian Federation
	Karelia
	Onega Russian Federation
SN	In Karelia Autonomous Republic. This term has multiple hierarchies.

Lake Ontario
BT	North America
	.Great Lakes
	..Lake Ontario
RT	Ontario
	New York
	Lake Iroquois
SN	Indexed with New York and/or Ontario as applicable.

Lake Pontchartrain
BT	United States
	.Louisiana
	..Lake Pontchartrain
SN	S Louisiana. Indexed with parishes as applicable.

Lake Powell
BT	United States
	.Lake Powell
RT	Utah
	Arizona
	Coconino County Arizona
	Garfield County Utah
	San Juan County Utah
	Glen Canyon Dam
	Kane County Utah
SN	Artificial lake in S Utah and N Arizona, in Glen Canyon National Recreation Area. Indexed with states and counties as applicable.

Lake Rudolf
USE	Lake Turkana

Lake Rudolph
USE	Lake Turkana

Lake Saint Clair
RT	Detroit River
	Great Lakes region
	Macomb County Michigan
	Michigan
	Michigan Lower Peninsula
	North America
	Ontario
	Saint Clair County Michigan
	Thames River
	Wayne County Michigan
SN	SE Michigan and SW Ontario. Indexed with North America or Michigan and U.S. counties or and/or Ontario as applicable. Added to Thesaurus in 1989.

lake sediments
UF	lacustrine sediments
RT	glacial geology
	sediments
	fluviolacustrine environment
	lacustrine environment
	geochemical surveys
	mineral exploration
	lakes
	glaciolacustrine environment
	glaciolacustrine sedimentation
SN	Before 1998, used chiefly for economic studies. Also search (lacustrine environment OR fluviolacustrine environment OR glaciolacustrine environment) AND sediments. Before 1981, also search sediments AND lakes. Added to Thesaurus in 1981.

Lake Sevan
BT	Europe
	.Armenia
	..Lake Sevan
RT	Razdan River
	Sevan Armenia
SN	N Armenia. This term has multiple hierarchies.

Lake Superior
BT	North America
	.Great Lakes
	..Lake Superior
RT	Ontario
	Wisconsin
	Minnesota
	Michigan
	Batchawana Bay
	Lake Superior region
	Keweenaw Peninsula
	Thunder Bay
SN	Indexed with Ontario and states as applicable.

Lake Superior Basin
USE	Lake Superior region

Lake Superior region
BT	North America
	.Lake Superior region
UF	Lake Superior Basin
RT	Ontario
	Wisconsin
	Minnesota
	Michigan
	Lake Superior
	Great Lakes region
	Lake Algonquin
	Southern Province
SN	Term reintroduced in 1985. Also search Lake Superior. Not a valid term from 1972-1984. Indexed with Lake Superior, Ontario and states as applicable. Added to Thesaurus in 1985.

Lake Suwa
BT	nshu
	.Nagano Japan
	..Lake Suwa
SN	W central Honshu.

Lake Tahoe
BT	United States
	.Lake Tahoe
RT	California
	Nevada
	Douglas County Nevada
	El Dorado County California
	Placer County California
	Washoe County Nevada
SN	E California and W Nevada. Indexed with states and counties as applicable.

Lake Tanganyika
BT	Africa
	.East African Lakes
	..Lake Tanganyika
RT	Congo Democratic Republic
	Zambia
	Burundi
	East African Rift
	Tanzania
SN	Indexed with countries as applicable.

Lake Taupo
BT	Australasia
	.New Zealand
	..Lake Taupo
RT	North Island
SN	Central North Island, New Zealand. Also index North Island. Added to Thesaurus in 1989.

Lake Temiscamingue
USE	Lake Timiskaming

Lake Temiskaming
USE	Lake Timiskaming

Lake Tiberias
USE	Sea of Galilee

Lake Timiskaming
BT	Canada
	.Eastern Canada
	..Lake Timiskaming
UF	Lake Temiscamingue
	Lake Temiskaming
	Temiscamingue Lake
	Temiskaming Lake
	Timiskaming Lake
RT	Ontario
	Quebec
	Timiskaming District Ontario
	Temiscamingue County Quebec
SN	In SW Quebec and E central Ontario. Before 1985, also search Timiskaming. Indexed with provinces as applicable. Added to Thesaurus in 1981.

Lake Titicaca
BT	South America
	.Lake Titicaca
RT	Altiplano
	La Paz Bolivia
	Puno Peru
SN	Indexed with countries as applicable.

Lake Torrens
BT	Australasia
	.Australia
	..South Australia
	...Lake Torrens
SN	E central South Australia.

Lake Turkana
BT	Africa
	.East Africa
	..Lake Turkana
BT	Africa
	.East African Lakes
	..Lake Turkana
UF	Lake Rudolf
	Lake Rudolph
	Rudolf (Lake)
RT	Ethiopia
	Sudan
	East African Rift
	Kenya
	Turkana Basin
SN	New name for Lake Rudolf. Primarily in Kenya. This term has multiple hierarchies. Indexed with countries as applicable.

Lake Uinta
BT	Chronostratigraphic Units
	.Phanerozoic
	..Cenozoic
	...Paleogene
	....Eocene
	.....Lake Uinta
RT	United States
	Utah
	Wyoming
	Colorado
SN	Extinct lake. Occupied parts of W Colorado, SW Wyoming and E Utah during Eocene time. Indexed with states as applicable. Added to Thesaurus in 1985.

Lake Valley Formation
BT	Chronostratigraphic Units
	.Phanerozoic
	..Paleozoic
	...Carboniferous
	....Mississippian
	.....Lower Mississippian
	......Lake Valley Formation
RT	New Mexico
SN	Includes Alamogordo, Arcente, Dona Ana, and Nunn members.

Lake Vanda
BT	Antarctica
	.Victoria Land
	..Lake Vanda
SN	Saline lake in dry-valleys region of S Victoria Land, near McMurdo Sound. Added to Thesaurus in 1981.

Lake Victoria
BT	Africa
	.East Africa
	..Lake Victoria
BT	Africa
	.East African Lakes
	..Lake Victoria
RT	Uganda
	Kenya
	Tanzania
SN	This term has multiple hierarchies. Indexed with countries as applicable.

Lake Washington
RT	King County Washington
	Minnesota
	Washington
SN	NW Washington, near Seattle; Meeker County, S central Minnesota, and elsewhere. Indexed with states and counties as applicable. Added to Thesaurus in 1989.

Lake Winnipeg
BT	Canada
	.Western Canada
	..Manitoba
	...Lake Winnipeg
SN	S central Manitoba.

lake-level changes
RT	lacustrine environment
	lakes
	levels
	paleogeography
	regression
	shorelines
	stratigraphy
	transgression
SN	Also search (lacustrine environment OR lacustrine sedimentation) AND (changes of level OR levels). Added to Thesaurus in 1998.

lakes
NT	crater lakes
	ephemeral lakes
	glacial lakes
	meromictic lakes
RT	drainage
	ecology
	eutrophication
	extinct lakes
	geomorphology
	glacial features
	glaciolacustrine environment
	hydrogen sulfide
	hydrology
	hydrosphere
	lacustrine environment
	lacustrine features
	lagoons
	lake sediments
	lake-level changes
	lava lakes
	limnology
	pale
SN	Used for the geomorphologic feature. As of 1981, use lacustrine environment for type of environment. Before 1972, was sometimes used in combination with extinct (i.e. lakes, extinct). Now use extinct lakes. Also index lacustrine features as applicable.

Lakota Formation
BT	Chronostratigraphic Units
	.Phanerozoic
	..Mesozoic
	...Cretaceous
	....Lower Cretaceous
	.....Lakota Formation
RT	Wyoming
	Montana
	Nebraska
	South Dakota
	Inyan Kara Group
SN	In Inyan Kara Group. Montana, W South Dakota, NE Nebraska and E Wyoming. Added to Thesaurus in 1985.

Lakshmi Planum
BT	Venus
	.Ishtar Terra
	..Lakshmi Planum
SN	High plateau region, W Ishtar Terra. Before 1993, also search Lakshmi Plateau AND Venus. Added to Thesaurus in 1993.

Scientific Earth Drilling Information Service - SEDIS

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