메뉴 건너뛰기




Volumn 59, Issue 213, 2013, Pages 149-161

Rapid thinning of lake-calving Yakutat Glacier and the collapse of the Yakutat Icefield, southeast Alaska, USA

Author keywords

[No Author keywords available]

Indexed keywords

CLIMATE EFFECT; GLACIAL LAKE; GLACIER DYNAMICS; ICE RETREAT; ICEBERG CALVING;

EID: 84878373721     PISSN: 00221430     EISSN: None     Source Type: Journal    
DOI: 10.3189/2013J0G12J081     Document Type: Article
Times cited : (57)

References (46)
  • 1
    • 60149091383 scopus 로고    scopus 로고
    • Glacier, fjord, and seismic response to recent large calving events, Jakobshavn Isbræ, Greenland
    • doi: 10.1029/2008GL035281)
    • Amundson JM, Truffer M, Lüthi MP, Fahnestock M, West M and Motyka RJ (2008) Glacier, fjord, and seismic response to recent large calving events, Jakobshavn Isbræ, Greenland. Geophys. Res. Lett., 35(22), L22501 (doi: 10.1029/2008GL035281)
    • (2008) Geophys. Res. Lett. , vol.35 , Issue.22
    • Amundson, J.M.1    Truffer, M.2    Lüthi, M.P.3    Fahnestock, M.4    West, M.5    Motyka, R.J.6
  • 2
    • 0037135184 scopus 로고    scopus 로고
    • Rapid wastage of Alaska glaciers and their contribution to rising sea level
    • DOI 10.1126/science.1072497
    • Arendt AA, Echelmeyer KA, Harrison WD, Lingle CS and Valentine VB (2002) Rapid wastage of Alaska glaciers and their contribution to rising sea level. Science, 297(5580), 382-386 (doi: 10.1126/science.1072497) (Pubitemid 34790764)
    • (2002) Science , vol.297 , Issue.5580 , pp. 382-386
    • Arendt, A.A.1    Echelmeyer, K.A.2    Harrison, W.D.3    Lingle, C.S.4    Valentine, V.B.5
  • 3
    • 61349143734 scopus 로고    scopus 로고
    • Validation of high-resolution GRACE mascon estimates of glacier mass changes in the St Elias Mountains, Alaska, USA, using aircraft laser altimetry
    • doi: 10.3189/002214308787780067)
    • Arendt AA, Luthcke SB, Larsen CF, Abdalati W, Krabill WB and Beedle MJ (2008) Validation of high-resolution GRACE mascon estimates of glacier mass changes in the St Elias Mountains, Alaska, USA, using aircraft laser altimetry. J. Glaciol., 54(188), 778-787 (doi: 10.3189/002214308787780067)
    • (2008) J. Glaciol. , vol.54 , Issue.188 , pp. 778-787
    • Arendt, A.A.1    Luthcke, S.B.2    Larsen, C.F.3    Abdalati, W.4    Krabill, W.B.5    Beedle, M.J.6
  • 4
    • 0035263445 scopus 로고    scopus 로고
    • Holocene history of Hubbard glacier in Yakutat Bay and Russell Fjord, southern Alaska
    • Barclay DJ, Calkin PE and Wiles GC (2001) Holocene history of Hubbard glacier in Yakutat Bay and Russell Fjord, southern Alaska. Geol. Soc. Am. Bull., 113(3), 388-402 (doi: 10.1130/0016-7606(2001)113<0388:HHOHGI>2.0.CO;2)
    • (2001) Geol. Soc. Am. Bull. , vol.113 , Issue.3 , pp. 388-402
    • Barclay, D.J.1    Calkin, P.E.2    Wiles, G.C.3
  • 5
    • 34249291628 scopus 로고    scopus 로고
    • Calving processes and the dynamics of calving glaciers
    • DOI 10.1016/j.earscirev.2007.02.002, PII S0012825207000396
    • Benn DI, Warren CW and Mottram RH (2007) Calving processes and the dynamics of calving glaciers. Earth-Sci. Rev., 82(3/4), 143-179 (doi: 10.1016/j.earscirev.2007.02.002) (Pubitemid 46813012)
    • (2007) Earth-Science Reviews , vol.82 , Issue.3-4 , pp. 143-179
    • Benn, D.I.1    Warren, C.R.2    Mottram, R.H.3
  • 6
    • 76449107632 scopus 로고    scopus 로고
    • Contribution of Alaskan glaciers to sea-level rise derived from satellite imagery
    • doi:10.1038/ngeo737)
    • Berthier E, Schiefer E, Clarke GKC, Menounos B and Rémy F (2010) Contribution of Alaskan glaciers to sea-level rise derived from satellite imagery. Nature Geosci., 3(2), 92-95 (doi:10.1038/ngeo737)
    • (2010) Nature Geosci. , vol.3 , Issue.2 , pp. 92-95
    • Berthier, E.1    Schiefer, E.2    Clarke, G.K.C.3    Menounos, B.4    Rémy, F.5
  • 7
    • 0001847167 scopus 로고
    • On the flow of ice-sheets and glaciers
    • Bodvarsson G (1955) On the flow of ice-sheets and glaciers. Jökull, 5, 1-8
    • (1955) Jökull , vol.5 , pp. 1-8
    • Bodvarsson, G.1
  • 8
    • 14844338535 scopus 로고    scopus 로고
    • Automatic glacier ablation measurements using pressure transducers
    • Bøggild CE, Olesen OB, Ahlstrøm AP and Jørgensen P (2004) Automatic glacier ablation measurements using pressure transducers. J. Glaciol., 50(169), 303-304 (doi: 10.3189/172756504781830097) (Pubitemid 40355407)
    • (2004) Journal of Glaciology , vol.50 , Issue.169 , pp. 303-304
    • Boggild, C.E.1    Olesen, O.B.2    Ahlstrom, A.P.3    Jorgensen, P.4
  • 9
    • 34548456339 scopus 로고    scopus 로고
    • Flotation and retreat of a lake-calving terminus, Mendenhall Glacier, southeast Alaska, USA
    • doi: 10.3189/172756507782202928
    • Boyce ES, Motyka RJ and Truffer M (2007) Flotation and retreat of a lake-calving terminus, Mendenhall Glacier, southeast Alaska, USA. J. Glaciol., 53(181), 211-224 (doi: 10.3189/ 172756507782202928)
    • (2007) J. Glaciol. , vol.53 , Issue.181 , pp. 211-224
    • Boyce, E.S.1    Motyka, R.J.2    Truffer, M.3
  • 10
    • 20444366628 scopus 로고    scopus 로고
    • Comparison of geodetic and glaciological mass-balance techniques, Gulkana Glacier, Alaska, U.S.A
    • Cox LH and March RS (2004) Comparison of geodetic and glaciological mass-balance techniques, Gulkana Glacier, Alaska, U.S.A. J. Glaciol., 50(170), 363-370 (doi: 10.3189/172756504781829855) (Pubitemid 40801355)
    • (2004) Journal of Glaciology , vol.50 , Issue.170 , pp. 363-370
    • Cox, L.H.1    March, R.S.2
  • 11
    • 84879884186 scopus 로고    scopus 로고
    • Influence of the Great Lakes on the dynamics of the southern Laurentide ice sheet: Numerical experiments
    • Cutler PM, Mickelson DM, Colgan PM, MacAyeal DR and Parizek BR (2001) Influence of the Great Lakes on the dynamics of the southern Laurentide Ice Sheet: numerical experiments. Geology, 29(11), 1039-1042 (Pubitemid 35374851)
    • (2001) Geology , vol.29 , Issue.11 , pp. 1039-1042
    • Cutler, P.M.1    Mickelson, D.M.2    Colgan, P.M.3    MacAyeal, D.R.4    Parizek, B.R.5
  • 12
    • 78650204586 scopus 로고    scopus 로고
    • The contemporary retreat of Tasman Glacier, Southern Alps, New Zealand, and the evolution of Tasman proglacial lake since AD 2000
    • doi: 10.3112/erdkunde.2010.02.03)
    • Dykes RC, Brook MS and Winkler S (2010) The contemporary retreat of Tasman Glacier, Southern Alps, New Zealand, and the evolution of Tasman proglacial lake since AD 2000. Erdkunde, 64(2), 141-154 (doi: 10.3112/erdkunde.2010.02.03)
    • (2010) Erdkunde , vol.64 , Issue.2 , pp. 141-154
    • Dykes, R.C.1    Brook, M.S.2    Winkler, S.3
  • 13
    • 0035716124 scopus 로고    scopus 로고
    • The surges of variegated glacier, Alaska, U.S.A., and their connection to climate and mass balance
    • Eisen O, Harrison WD and Raymond CF (2001) The surges of Variegated Glacier, Alaska, U.S.A., and their connection to climate and mass balance. J. Glaciol., 47(158), 351-358 (doi:10.3189/172756501781832179) (Pubitemid 34166224)
    • (2001) Journal of Glaciology , vol.47 , Issue.158 , pp. 351-358
    • Eisen, O.1    Harrison, W.D.2    Raymond, C.F.3
  • 14
    • 0024825465 scopus 로고
    • Forecasting the effects of a planned reservoir which will partially flood the tongue of Unteraargletscher in Switzerland
    • Funk M and Röthlisberger H (1989) Forecasting the effects of a planned reservoir which will partially flood the tongue of Unteraargletscher in Switzerland. Ann. Glaciol., 13, 76-81
    • (1989) Ann. Glaciol. , vol.13 , pp. 76-81
    • Funk, M.1    Röthlisberger, H.2
  • 16
    • 61349105275 scopus 로고    scopus 로고
    • SPIRIT. SPOT 5 stereoscopic survey of polar ice: Reference images and topographies during the fourth International Polar Year (2007-2009)
    • doi: 10.1016/j.isprsjprs.2008.10.005)
    • Korona J, Berthier E, Bernard M, Rémy F and Thouvenot E (2009) SPIRIT. SPOT 5 stereoscopic survey of polar ice: reference images and topographies during the fourth International Polar Year (2007-2009). ISPRS J. Photogramm. Remote Sens., 64(2), 204-212 (doi: 10.1016/j.isprsjprs.2008.10.005)
    • (2009) ISPRS J. Photogramm. Remote Sens. , vol.64 , Issue.2 , pp. 204-212
    • Korona, J.1    Berthier, E.2    Bernard, M.3    Rémy, F.4    Thouvenot, E.5
  • 18
    • 24144442692 scopus 로고    scopus 로고
    • Rapid viscoelastic uplift in southeast Alaska caused by post-Little Ice Age glacial retreat
    • DOI 10.1016/j.epsl.2005.06.032, PII S0012821X05004152
    • Larsen CF, Motyka RJ, Freymueller JT, Echelmeyer KA and Ivins ER (2005) Rapid viscoelastic uplift in southeast Alaska caused by post-Little Ice Age glacial retreats. Earth Planet. Sci. Lett., 237(3-4), 548-560 (doi: 10.1016/j.epsl.2005.06.032) (Pubitemid 41235856)
    • (2005) Earth and Planetary Science Letters , vol.237 , Issue.3-4 , pp. 548-560
    • Larsen, C.F.1    Motyka, R.J.2    Freymueller, J.T.3    Echelmeyer, K.A.4    Ivins, E.R.5
  • 19
    • 34249724994 scopus 로고    scopus 로고
    • Glacier changes in southeast Alaska and northwest British Columbia and contribution to sea level rise
    • doi: 10.1029/2006JF000586)
    • Larsen CF, Motyka RJ, Arendt AA, Echelmeyer KA and Geissler PE (2007) Glacier changes in southeast Alaska and northwest British Columbia and contribution to sea level rise. J. Geophys. Res., 112(F1), F01007 (doi: 10.1029/2006JF000586)
    • (2007) J. Geophys. Res. , vol.112 , Issue.F1
    • Larsen, C.F.1    Motyka, R.J.2    Arendt, A.A.3    Echelmeyer, K.A.4    Geissler, P.E.5
  • 20
    • 61349101859 scopus 로고    scopus 로고
    • Recent glacier mass changes in the Gulf of Alaska region from GRACE mascon solutions
    • doi: 10.3189/002214308787779933)
    • Luthcke SB, Arendt AA, Rowlands DD, McCarthy JJ and Larsen CF (2008) Recent glacier mass changes in the Gulf of Alaska region from GRACE mascon solutions. J. Glaciol., 54 (188), 767-777 (doi: 10.3189/002214308787779933)
    • (2008) J. Glaciol. , vol.54 , Issue.188 , pp. 767-777
    • Luthcke, S.B.1    Arendt, A.A.2    Rowlands, D.D.3    McCarthy, J.J.4    Larsen, C.F.5
  • 23
    • 0041352834 scopus 로고    scopus 로고
    • Submarine melting at the terminus of a temperate tidewater glacier, LeConte Glacier, Alaska, U.S.A
    • Papers from the International Symposium on fast glacier flow held in Yakutat, Alaska, USA 10-14 June 2002
    • Motyka RJ, Hunter L, Echelmeyer KA and Connor C (2003a) Submarine melting at the terminus of a temperate tidewater glacier, LeConte Glacier, Alaska, U.S.A. Ann. Glaciol., 36, 57-65 (doi: 10.3189/172756403781816374) (Pubitemid 36996865)
    • (2003) Annals of Glaciology , vol.36 , pp. 57-65
    • Motyka, R.J.1    Hunter, L.2    Echelmeyer, K.A.3    Connor, C.4
  • 24
    • 0037211709 scopus 로고    scopus 로고
    • Twentieth century thinning of Mendenhall Glacier, Alaska, and its relationship to climate, lake calving, and glacier run-off
    • DOI 10.1016/S0921-8181(02)00138-8, PII S0921818102001388
    • Motyka RJ, O'Neel S, Connor CL and Echelmeyer KA (2003b) 20th century thinning of Mendenhall Glacier, Alaska, and its relationship to climate, lake calving, and glacier run-off. Global Planet. Change, 35(1-2), 93-112 (doi: 10.1016/S0921-8181(02)00138-8) (Pubitemid 35409279)
    • (2003) Global and Planetary Change , vol.35 , Issue.1-2 , pp. 93-112
    • Motyka, R.J.1    O'Neel, S.2    Connor, C.L.3    Echelmeyer, K.A.4
  • 25
    • 78149275646 scopus 로고    scopus 로고
    • Volume change of Jakobshavn Isbræ, West Greenland: 1985-1997-2007
    • doi: 10.3189/002214310793146304)
    • Motyka RJ, Fahnestock M and Truffer M (2010) Volume change of Jakobshavn Isbræ, West Greenland: 1985-1997-2007. J. Glaciol., 56(198), 635-646 (doi: 10.3189/002214310793146304)
    • (2010) J. Glaciol. , vol.56 , Issue.198 , pp. 635-646
    • Motyka, R.J.1    Fahnestock, M.2    Truffer, M.3
  • 26
    • 79951833536 scopus 로고    scopus 로고
    • Submarine melting of the 1985 Jakobshavn Isbræ floating tongue and the triggering of the current retreat
    • doi: 10.1029/2009JF001632)
    • Motyka RJ, Truffer M, Fahnestock M, Mortensen J, Rysgaard S and Howat I (2011) Submarine melting of the 1985 Jakobshavn Isbræ floating tongue and the triggering of the current retreat. J. Geophys. Res., 116(F1), F01007 (doi: 10.1029/2009JF001632)
    • (2011) J. Geophys. Res. , vol.116 , Issue.F1
    • Motyka, R.J.1    Truffer, M.2    Fahnestock, M.3    Mortensen, J.4    Rysgaard, S.5    Howat, I.6
  • 27
    • 0034446572 scopus 로고    scopus 로고
    • Dynamic features of thinning and retreating glaciar upsala, a lacustrine calving glacier in southern patagonia
    • Naruse R and Skvarca P (2000) Dynamic features of thinning and retreating Glaciar Upsala, a lacustrine calving glacier in southern Patagonia. Arct. Antarct. Alp. Res., 32(4), 485-491 (Pubitemid 32386111)
    • (2000) Arctic, Antarctic, and Alpine Research , vol.32 , Issue.4 , pp. 485-491
    • Naruse, R.1    Skvarca, P.2
  • 28
    • 3843130822 scopus 로고    scopus 로고
    • Short-term variations in calving of a tidewater glacier: LeConte Glacier, Alaska, U.S.A
    • O'Neel S, Echelmeyer KA and Motyka RJ (2003) Short-term variations in calving of a tidewater glacier: LeConte Glacier, Alaska, U.S.A. J. Glaciol., 49(167), 587-598 (doi: 10.3189/172756503781830430) (Pubitemid 39048034)
    • (2004) Journal of Glaciology , vol.49 , Issue.167 , pp. 587-598
    • O'neel, S.1    Echelmeyer, K.A.2    Motyka, R.J.3
  • 30
    • 51349100681 scopus 로고    scopus 로고
    • Kinematic constraints on glacier contributions to 21st-century sea-level rise
    • doi: 10.1126/science.1159099)
    • Pfeffer WT, Harper JT and O'Neel S (2008) Kinematic constraints on glacier contributions to 21st-century sea-level rise. Science, 321(5894), 1340-1343 (doi: 10.1126/science.1159099)
    • (2008) Science , vol.321 , Issue.5894 , pp. 1340-1343
    • Pfeffer, W.T.1    Harper, J.T.2    O'Neel, S.3
  • 31
    • 80052992358 scopus 로고    scopus 로고
    • A complex relationship between calving glaciers and climate
    • doi: 10.1029/2011EO370001)
    • Post A, O'Neel S, Motyka RJ and Streveler G (2011) A complex relationship between calving glaciers and climate. Eos, 97(37), 305-306 (doi: 10.1029/2011EO370001)
    • (2011) Eos , vol.97 , Issue.37 , pp. 305-306
    • Post, A.1    O'Neel, S.2    Motyka, R.J.3    Streveler, G.4
  • 32
    • 79551594755 scopus 로고    scopus 로고
    • Regionally differentiated contribution of mountain glaciers and ice caps to future sea-level rise
    • doi: 10.1038/ngeo1052)
    • Radić V and Hock R (2011) Regionally differentiated contribution of mountain glaciers and ice caps to future sea-level rise. Nature Geosci., 4(2), 91-94 (doi: 10.1038/ngeo1052)
    • (2011) Nature Geosci. , vol.4 , Issue.2 , pp. 91-94
    • Radić, V.1    Hock, R.2
  • 34
    • 0142020903 scopus 로고    scopus 로고
    • Contribution of the Patagonia Icefields of South America to Sea Level Rise
    • DOI 10.1126/science.1087393
    • Rignot E, Rivera A and Casassa G (2003) Contribution of the Patagonian icefields of South America to sea level rise. Science, 302(5644), 434-437 (doi: 10.1126/science.1087393) (Pubitemid 37296266)
    • (2003) Science , vol.302 , Issue.5644 , pp. 434-437
    • Rignot, E.1    Rivera, A.2    Casassa, G.3
  • 36
    • 70350192345 scopus 로고    scopus 로고
    • Spatially integrated geodetic glacier mass balance and its uncertainty based on geostatistical analysis: Application to the western Svartisen ice cap, Norway
    • doi: 10.3189/002214309789470950)
    • Rolstad C, Haug T and Denby B (2009) Spatially integrated geodetic glacier mass balance and its uncertainty based on geostatistical analysis: application to the western Svartisen ice cap, Norway. J. Glaciol., 55(192), 666-680 (doi: 10.3189/002214309789470950)
    • (2009) J. Glaciol. , vol.55 , Issue.192 , pp. 666-680
    • Rolstad, C.1    Haug, T.2    Denby, B.3
  • 37
    • 0027007603 scopus 로고
    • Application of image cross-correlation to the measurement of glacier velocity using satellite image data
    • DOI 10.1016/0034-4257(92)90101-O
    • Scambos TA, Dutkiewicz MJ, Wilson JC and Bindschadler RA (1992) Application of image cross-correlation to the measurement of glacier velocity using satellite image data. Remote Sens. Environ., 42(3), 177-186 (doi: 10.1016/0034-4257(92)90101-O) (Pubitemid 23378881)
    • (1992) Remote Sensing of Environment , vol.42 , Issue.3 , pp. 177-186
    • Scambos, T.A.1    Dutkiewicz, M.J.2    Wilson, J.C.3    Bindschadler, R.A.4
  • 38
    • 84878366957 scopus 로고    scopus 로고
    • and 7 others eds. Contribution of Working Group I to the Fourth Assessment Report of the Intergovernmental Panel on Climate Change. Cambridge University Press, Cambridge
    • Solomon S and 7 others eds. (2007) Climate change 2007: the physical science basis. Contribution of Working Group I to the Fourth Assessment Report of the Intergovernmental Panel on Climate Change. Cambridge University Press, Cambridge
    • (2007) Climate Change 2007: The Physical Science Basis
    • Solomon, S.1
  • 39
    • 34247276145 scopus 로고    scopus 로고
    • Glaciar Perito Moreno, Patagonia: Climate sensitivities and glacier characteristics preceding the 2003/04 and 2005/06 damming events
    • DOI 10.3189/172756507781833848
    • Stuefer M, Rott H and Skvarca P (2007) Glaciar Perito Moreno, Patagonia: climate sensitivities and glacier characteristics preceding the 2003/04 and 2005/06 damming events. J. Glaciol., 53(180), 3-16 (doi: 10.3189/ 172756507781833848) (Pubitemid 46605141)
    • (2007) Journal of Glaciology , vol.53 , Issue.180 , pp. 3-16
    • Stuefer, M.1    Rott, H.2    Skvarca, P.3
  • 41
    • 0036291599 scopus 로고    scopus 로고
    • Calving glaciers
    • doi: 10.1191/0309133302pp327ra)
    • Van der Veen CJ (2002) Calving glaciers. Progr. Phys. Geogr., 26(1), 96-122 (doi: 10.1191/0309133302pp327ra)
    • (2002) Progr. Phys. Geogr. , vol.26 , Issue.1 , pp. 96-122
    • Van Der Veen, C.J.1
  • 42
    • 77955504646 scopus 로고    scopus 로고
    • Iceberg calving during transition from grounded to floating ice: Columbia Glacier, Alaska
    • doi: 10.1029/2010GL043201)
    • Walter F, O'Neel S, McNamara DE, Pfeffer T, Bassis J and Fricker HA (2010) Iceberg calving during transition from grounded to floating ice: Columbia Glacier, Alaska. Geophys. Res. Lett., 37(15), L15501 (doi: 10.1029/ 2010GL043201)
    • (2010) Geophys. Res. Lett. , vol.37 , Issue.15
    • Walter, F.1    O'Neel, S.2    McNamara, D.E.3    Pfeffer, T.4    Bassis, J.5    Fricker, H.A.6
  • 43
    • 0033406256 scopus 로고    scopus 로고
    • The calving glaciers of southern South America
    • DOI 10.1016/S0921-8181(99)00026-0, PII S0921818199000260
    • Warren C and Aniya M (1999) The calving glaciers of southern South America. Global Planet. Change, 22(1-4), 59-77 (Pubitemid 30008219)
    • (1999) Global and Planetary Change , vol.22 , Issue.1-4 , pp. 59-77
    • Warren, C.1    Aniya, M.2
  • 44
    • 0041352832 scopus 로고    scopus 로고
    • Calving speed and climatic sensitivity of New Zealand lake-calving glaciers
    • Papers from the International Symposium on fast glacier flow held in Yakutat, Alaska, USA 10-14 June 2002
    • Warren CR and Kirkbride MP (2003) Calving speed and climatic sensitivity of New Zealand lake-calving glaciers. Ann. Glaciol., 36, 173-178 (doi: 10.3189/172756403781816446) (Pubitemid 36996875)
    • (2003) Annals of Glaciology , vol.36 , pp. 173-178
    • Warren, C.R.1    Kirkbride, M.P.2
  • 45
    • 0029473594 scopus 로고
    • Glaciar Upsala, Patagonia: rapid calving retreat in fresh water
    • Warren CR, Greene DR and Glasser NF (1995) Glaciar Upsala, Patagonia: rapid calving retreat in fresh water. Ann. Glaciol., 21, 311-316 (Pubitemid 26437291)
    • (1995) Annals of Glaciology , vol.21 , pp. 311-316
    • Warren, C.R.1    Greene, D.R.2    Glasser, N.F.3
  • 46
    • 0034857168 scopus 로고    scopus 로고
    • Buoyancy-driven lacustrine calving, Glaciar Nef, Chilean Patagonia
    • Warren C, Benn D, Winchester V and Harrison S (2001) Buoyancy-driven lacustrine calving, Glaciar Nef, Chilean Patagonia. J. Glaciol., 47(156), 135-146 (doi: 10.3189/172756501781832403) (Pubitemid 32787368)
    • (2001) Journal of Glaciology , vol.47 , Issue.156 , pp. 135-146
    • Warren, C.1    Benn, D.2    Winchester, V.3    Harrison, S.4


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.