CECS - Glaciology and Climate Change

Ice volumetric changes on active volcanoes in Southern Chile

A. Rivera^1,2, F. Bown¹, R. Mella¹, J. Wendt¹, G. Casassa¹, C. Acuña¹, E. Rignot^1,3 & J. Clavero⁴

¹ Centro de Estudios Científicos, Valdivia, Chile.
² Departamento de Geografía, Universidad de Chile, Santiago, Chile.
³NASA Jet Propulsion Laboratory's Radar Science and Engineering SectionPasadena, California, USA.
⁴ Servicio Nacional de Geología y Minería, Santiago, Chile.

In press. Annals of Glaciology (2006).

[ABSTRACT]

Glacier wastage on southern Adelaide Island, Antarctica, and its impact on snow runway operations

A. Rivera,^1,2 G. Casassa,¹ R. Thomas,^1,3 E. Rignot,^1,4 R. Zamora,¹ D. Antúnez,^1,5 C. Acuña,¹ F. Ordenes¹

^{1 Centro de Estudios Cieníficos, Valdivia, Chile

2 Departamento de Geografía, Universidad de Chile, Santiago, Chile

3 EG&G Services, NASA Wallops Flight Facility, Wallops Island, USA

4 Jet Propulsion Laboratory, California Institute of Technology, Pasadena, USA

5 Servicio Agrícola y Ganadero, Punta Arenas, Chile}

Annals of Glaciology 41, 57-62, (2005)

[ABSTRACT]

Retreat of Glaciar Tyndall, Patagonia, over the last half-century

Charles Ramond¹, Thomas A. Neumann², Eric Rignot³, Keith Echelmeyer⁴, Andrés Rivera^5,6, Gino Casassa⁵

^{1Department of Earth and Space Sciences, University of Washington,Seattle, USA

2Department of Geology, University of Vermont, Burlington, USA

3Jet Propulsion Laboratory, California Institute of Technology, California, USA

4Univesity of Alaska Fairbanks, Fairbanks,Alaska, USA

5Centro de Estudios Científicos de Valdivia, Valdivia, Chile

6Departamento de Geografía, Universidad de Chile, Santiago, Chile}

Journal of Glaciology, (51) 173, (2005).

[ABSTRACT]

Glacier shrinkage and negative mass balance in the Chilean Lake District (40ºS)

A. Rivera^1,2, F. Bown¹, G. Casassa¹, C. Acuña¹ & J. Clavero³

¹Centro de Estudios Científicos, Valdivia, Chile.
²Departamento de Geografía, Universidad de Chile, Santiago, Chile.
³Servicio Nacional de Geología y Minería, Santiago, Chile.

Hydrological Sciences Journal, 50(6), 963-974 (2005).

[ABSTRACT]

Changes of the 0ºC isotherm and the equilibrium line altitude in central Chile during the last quarter of the 20th century

Jorge F. Carrasco^1,2, Gino Casassa² & Juan Quintana¹

¹Dirección Meteorológica de Chile, Casilla 717, Correo Central, Santiago, Chile
²Centro de Estudios Científicos, Av. Prat 514, Valdivia, Chile

Hydrological Sciences Journal, 50(6), 933-948 (2005)

[ABSTRACT]

Ice elevation changes of Glaciar Chico, southern Patagonia, using ASTER DEMs, aerial photographs and GPS data

A. Rivera^1,2, G. Casassa¹, J. Bamber³ & A. Kääb⁴

¹ Centro de Estudios Científicos, Valdivia, Chile
²Departamento de Geografía, Universidad de Chile, Santiago, Chile
³Bristol Glaciology Centre, University of Bristol, Bristol, UK
⁴Department of Geosciences, University of Oslo, Oslo, Norway

Journal of Glaciology, 51(172), 105-112 (2005).

[ABSTRACT]

Recent ice loss from the Fleming and other glaciers, Wordie Bay, West Antarctic Peninsula

E. Rignot¹, G. Casassa², S. Gogineni³, P. Kanagaratnam³, W. Krabill⁴, H. Pritchard⁵, A. Rivera², R. Thomas⁶, J. Turner⁵ & D. Vaughan⁵

¹Jet Propulsion Laboratory, Pasadena, CA, USA
²Centro de Estudios Científicos, Valdivia, Chile
³Radar Systems and Remote Sensing Laboratory, University of Kansas, Lawrence, KS, USA
⁴Laboratory for Hydrospheric Processes, NASA Wallops Flight Facility, Wallops Island, VA, USA
⁵British Antarctic Survey, Cambridge, UK
⁶Laboratory for Hydrospheric Processes, NASA Wallops Flight Facility, EG&G, Wallops Island, VA, USA

Geophysical Research Letters, 32, L07502, doi:10.1029/2004GL021947 (2005).

[ABSTRACT]

Geomorphological evidence for variations of the North Patagonian Icefield during the Holocene

N. F. Glasser¹, K. N. Jansson¹, S. Harrison², A. Rivera³

¹Institute of Geography and Earth Sciences, University of Wales, Wales, UK.
²School of Geography and the Environment, University of Oxford, Oxford, UK.
³Departamento de Geografía, Universidad de Chile, Santiago, Chile, and Centro de Estudios Científicos, Valdivia, Chile.

Geomorphology, 71, 263-277 (2005).

[ABSTRACT]

Improved estimation of the mass balance of the glaciers draining into the Amundsen Sea sector of West Antarctica from the NASA/CECS 2002 campaign

E. Rignot^1,4, R. Thomas^2,4, P. Kanagaratnam³, G. Casassa⁴, E. Frederick⁵, S. Gogineni³, W. Krabill⁵, A. Rivera⁴, R. Russell⁵, J. Sonntag⁵, R. Swift⁵ & J. Yungel⁵

¹Jet Propulsion Laboratory, Pasadena, CA, USA
²EG&G Services, NASA Wallops Flight Facility, Wallops Island, VA, USA
³The University of Kansas, Lawrence, KS, USA
⁴Centro de Estudios Científicos, Valdivia, Chile
⁵NASA Wallops Flight Facility, Wallops Island, VA, USA

Annals of Glaciology, 39, 231–237 (2004).

[ABSTRACT]

Force-perturbation analysis of Pine Island Glacier suggests cause for recent acceleration

R. Thomas^1,2, E. Rignot^1,3, K. Kanagaratnam⁴, W. Krabill⁴ & G. Casassa¹

¹Centro de Estudios Científicos, Valdivia, Chile.
²NASA Wallops Flight Facility, Wallops Island, USA.
³NASA Jet Propulsion Laboratory's Radar Science and Engineering Section, Pasadena, California, USA.
⁴Radar Systems and Remote Sensing Laboratory, U. of Kansas, Kansas, USA.

Annals of Glaciology, 39, 133-138 (2004).

[ABSTRACT]

Elevation change and ice flow at Horseshoe Valley, Patriot Hills, Antarctica

G. Casassa¹, A. Rivera^1,2, C. Acuña¹, H. Brecher³ & H. Lange⁴

¹Centro de Estudios Científicos, Valdivia, Chile
²Departamento de Geografía, Universidad de Chile, Santiago, Chile
³Ohio State University
⁴Terrasat S.A., Santiago, Chile

Annals of Glaciology, 39, 20–28 (2004).

[ABSTRACT]

Ice elevation, areal, and frontal changes of glaciers from National Park Torres del Paine, Southern Patagonia Icefield

Andrés Rivera^1,2 & Gino Casassa¹

¹Centro de Estudios Científicos, Valdivia, Chile.
²Departamento de Geografía, Universidad de Chile, Santiago, Chile.

Artic, Antarctic, and Alpine Research, 36(4), 379-389 (2004).

[ABSTRACT]

Accelerated sea-level rise from West Antarctica

R. Thomas^1,2, E. Rignot²,³, G. Casassa², P. Kanagaratman⁴, C. Acuña², T. Atkins⁴, H. Brecher⁵, E. Frederick¹, P. Gogineni⁴, W. Krabill⁶, S. Manizade¹, H. Ramamoorthy⁴, A. Rivera^2,7, R. Russell¹, J. Sonntag¹, R. Swift¹, J. Yungel¹ & J. Zwally⁶

¹NASA Wallops Flight Facility
²Centro de Estudios Científicos
³NASA Jet Propulsion Laboratory
⁴Radar Systems and Remote Sensing Laboratory, U. of Kansas
⁵Byrd Polar Research Center, Ohio St. University
⁶NASA-GSFC
⁷Departamento de Geografía, Universidad de Chile

Science, 306, 255-258 (2004).

[ABSTRACT]

Accelerated ice discharge from the Antarctic Peninsula following the collapse of Larsen B ice shelf

E. Rignot^1,2, G. Casassa ², P. Gogineni³, W. Krabill⁴, A. Rivera^2,5 & R. Thomas^2,6

¹NASA Jet Propulsion Laboratory
²Centro de Estudios Científicos
³Radar Systems and Remote Sensing Laboratory, U. of Kansas
⁴NASA-GSFC
⁵Departamento de Geografía, Universidad de Chile
⁶NASA Wallops Flight Facility

Geophysical Research Letters, 31, L18401, doi:10.1029/2004GL020697 (2004).

[ABSTRACT]

Contribution of the Patagonia Icefields of South America to Sea Level Rise

Eric Rignot^1,2, Andrés Rivera^1,3 and Gino Casassa¹

¹Centro de Estudios Científicos
²NASA Jet Propulsion Laboratory's Radar
Science and Engineering Section
³Departamento de Geografía, Universidad de Chile

Science, 302, 434-437 (2003).

[ABSTRACT]

Inventory of glaciers in isla Riesco, Patagonia, Chile, based on aerial photography and satellite imagery

G. Casassa¹, K. Smith^2,3, A. Rivera^2,4, J. Araos⁴, M. Schnirch⁵ & C. Schneider⁵

¹Centro de Estudios Científicos, Valdivia, Chile
²Instituto de la Patagonia, Universidad de Magallanes, Punta Arenas, Chile
³Environment and Resources, Technical University of Denmark, Kemitorvet, Denmark
⁴Departamento de Geografía, Universidad de Chile, Santiago, Chile
⁵Department of Physical Geography, University of Freiburg, Freiburg, Germany

Annals of Glaciology, 34, 373-378 (2002).

[ABSTRACT]

Use of remote sensing and field data to estimate the contribution of Chilean glaciers to the sea level rise

A. Rivera^1,2, C. Acuña¹, G. Casassa¹ & F. Bown¹

¹Centro de Estudios Científicos, Valdivia, Chile.
²Departamento de Geografía, Universidad de Chile, Santiago, Chile.

Annals of Glaciology, 34, 367-372 (2002).

[ABSTRACT]