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Es  search
USEeinsteinium
Esan Cape  search
BTkkaido
 .Esan Cape
UFEzan Cape
RTOshima Peninsula
SNAt E entrance of Tsugaru Strait in SW Hokkaido. Also search Esan.
esca Spain  search
NTHuesca City Spain
Escambia County Alabama  search
BTUnited States
 .Alabama
 ..Escambia County Alabama
SNS Alabama.
Escambia County Florida  search
BTUnited States
 .Florida
 ..Escambia County Florida
NTPensacola Florida
SNExtreme NW Florida.
Escanaba Trough  search
BTPacific Ocean
 .North Pacific
 ..Northeast Pacific
 ...Escanaba Trough
RTGorda Rise
 Leg 169
 ODP Site 1037
 ODP Site 1038
SNS Gorda Rise area, offshore N California. This term has multiple hierarchies. Added to Thesaurus in 1993.
escarpments  search
USEscarps
Escherichia coli  search
BTbacteria
 .coliform bacteria
 ..Escherichia coli
UFE. coli
RTpollutants
 geomicrobiology
 water quality
SNOften used as a pollution or water quality indicator.
eschinite  search
USEaeschynite
eschynite  search
USEaeschynite
Escondido Formation  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Mesozoic
 ...Cretaceous
 ....Upper Cretaceous
 .....Gulfian
 ......Escondido Formation
RTTexas
 Navarro Group
SNIn Navarro Group. In S Texas.
Esk Trough  search
RTAustralia
 England
 Great Britain
 Queensland Australia
 Scotland
SNRift valley, SE Queensland Australia. Also in Scotland and England. Search in combination with country. Also search Esk. Indexed with Queensland Australia or location as applicable.
eskebornite  search
BTselenides
 .eskebornite
eskers  search
BTfluvial features
 .eskers
BTglacial features
 .eskers
UFos (eskers)
RTglacial geology
 cirques
 kames
SNThis term has multiple hierarchies.
Eskisehir Turkey  search
BTAsia
 .Middle East
 ..Turkey
 ...Eskisehir Turkey
RTAnatolia
SNProvince in NW central Anatolia. Also a city.
Eskridge Shale  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Paleozoic
 ...Permian
 ....Eskridge Shale
RTOklahoma
 Nebraska
 Kansas
 Council Grove Group
SNIn Council Grove Group. E Kansas, SE Nebraska, and central N Oklahoma.
Esmeralda County Nevada  search
BTUnited States
 .Nevada
 ..Esmeralda County Nevada
NTGoldfield Nevada
 Silver Peak Mountains
RTDeath Valley
 White Mountains
SNSW Nevada.
Esna Shale  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Cenozoic
 ...Tertiary
 ....Esna Shale
RTEgypt
SNAdded to Thesaurus in 1989.
Espanola Basin  search
RTNew Mexico
 Rio Grande Rift
SNN New Mexico. Indexed with counties or region as applicable. Added to Thesaurus in 1985.
Espanola Formation  search
BTChronostratigraphic Units
 .Precambrian
 ..Espanola Formation
RTCanada
 Ontario
SNOf the Quirke Lake Group. Divisible into three members. S central Ontario.
Espirito Santo Brazil  search
BTSouth America
 .Brazil
 ..Espirito Santo Brazil
NTVitoria Brazil
RTBarreiras Formation
 Sao Francisco Craton
SNState on the Atlantic Ocean NE of Rio de Janeiro.
Esplanade Range  search
BTNorth America
 .Rocky Mountains
 ..Selkirk Mountains
 ...Esplanade Range
BTCanada
 .Western Canada
 ..Canadian Rocky Mountains
 ...Esplanade Range
BTCanada
 .Western Canada
 ..British Columbia
 ...Esplanade Range
SNRange of Selkirk Mountains in SE British Columbia. This term has multiple hierarchies.
Esplanade Sandstone Member  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Paleozoic
 ...Permian
 ....Esplanade Sandstone Member
RTArizona
 Supai Formation
SNMember of Supai Formation. N Arizona. Added to Thesaurus in 1985.
ESR  search
SNNot a valid term for GeoRef. For electron spin resonance, see electron paramagnetic resonance or EPR spectra.
Essei Russian Federation  search
USEYessey Russian Federation
Essen Beds  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Paleozoic
 ...Carboniferous
 ....Essen Beds
RTNorth Rhine-Westphalia Germany
 Germany
 Westphalian
SNRuhr District. Also search Essen.
Essex County Massachusetts  search
BTUnited States
 .Massachusetts
 ..Essex County Massachusetts
RTMassachusetts Bay
 Boston Harbor
 Cape Ann
 Merrimack River valley
 Plum Island
SNNE Massachusetts.
Essex County New Jersey  search
BTUnited States
 .New Jersey
 ..Essex County New Jersey
NTNewark New Jersey
RTWatchung Mountains
SNNE New Jersey.
Essex County New York  search
BTUnited States
 .New York
 ..Essex County New York
NTTiconderoga New York
RTMarcy Massif
 Lake George
SNNE New York.
Essex County Ontario  search
BTCanada
 .Eastern Canada
 ..Ontario
 ...Essex County Ontario
NTWindsor Ontario
RTDetroit River
SNS Ontario.
Essex County Vermont  search
BTUnited States
 .Vermont
 ..Essex County Vermont
SNNE Vermont.
Essex County Virginia  search
BTUnited States
 .Virginia
 ..Essex County Virginia
SNE Virginia.
Essex England  search
BTEurope
 .Western Europe
 ..United Kingdom
 ...Great Britain
 ....England
 .....Essex England
RTThames Estuary
 Thames River
SNCounty on the North Sea NE of London.
essexite  search
BTigneous rocks
 .plutonic rocks
 ..gabbros
 ...alkali gabbros
 ....essexite
Essonne France  search
BTEurope
 .Western Europe
 ..France
 ...Essonne France
SNDepartment in N France.
Esterel  search
BTEurope
 .Western Europe
 ..France
 ...Esterel
RTAlpes-Maritimes France
 Var France
SNMountainous forested region. Indexed with departments as applicable.
Esterhazy Saskatchewan  search
BTCanada
 .Western Canada
 ..Saskatchewan
 ...Esterhazy Saskatchewan
SNTown near the Manitoba border in SE Saskatchewan.
esters  search
BTorganic compounds
 .esters
RTacetate
SNClass of organic compounds with coordination complex -COOR. Added to Thesaurus in 1989.
Estevan Saskatchewan  search
BTCanada
 .Western Canada
 ..Saskatchewan
 ...Estevan Saskatchewan
SNTown near the North Dakota border in SE Saskatchewan.
Estill County Kentucky  search
BTUnited States
 .Kentucky
 ..Estill County Kentucky
estimation  search
SNUsed as a general term through 1977. After 1977, see evaluation for economic studies.
estone#Barnwell Formation#Blue Ridge Mountains#Blue Ridge Province#Blufftown For  search
Estonia  search
BTEurope
 .Baltic region
 ..Estonia
NTSaaremaa
 Tallinn Estonia
 Tartu Estonia
RTBaltic Glaciation
 Baltic Plain
 Baltica
 Baltic Shield
 Russian Plain
SNFormer Estonian Soviet Socialist Republic.
Estrada Nova Formatio  search
Estrada Nova Formation  search
RTBrazil
 Goias Brazil
 Parana Brazil
 Permian
 Permian-Triassic boundary
 Santa Catarina Brazil
 Sao Paulo Brazil
 Triassic
SNFormation in Brazil. Upper Permian, and Triassic. Indexed with ages as applicable.
Estremadura Portugal  search
BTEurope
 .Southern Europe
 ..Iberian Peninsula
 ...Portugal
 ....Estremadura Portugal
RTExtremadura Spain
 Leiria Portugal
 Setubal Portugal
SNFormer province in S Portugal. For region in W central Spain, use Extremadura Spain.
estuaries  search
RTecology
 estuarine environment
 estuarine sedimentation
 fjords
 fluvial features
 geomorphology
 oceanography
 paleoecology
 rivers
 rivers and streams
 sedimentation
 shore features
 waterways
SNAs of 1981, use estuarine environment for type of environment.
estuarine  search
SNA valid term through 1977. After 1977, use estuaries or (as of 1981) estuarine environment or estuarine sedimentation.
estuarine environment  search
RTaquatic environment
 deep-water environment
 depositional environment
 ecology
 estuaries
 estuarine sedimentation
 fluvial environment
 marine environment
 paleoecology
 sedimentation
SNAdded to Thesaurus in 1981.
estuarine sedimentation  search
BTsedimentation
 .estuarine sedimentation
RTestuarine environment
 estuaries
SNAdded to Thesaurus in 1981.