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Extreme melt season leads to decade-long ecosystem changes in Antarctica's Dry Valleys（图）
Extreme melt season decade-long ecosystem changes Antarctica Dry Valleys
2017/9/4
An abnormal season of intense glacial melt in 2002 triggered multiple distinct changes in the physical and biological characteristics of Antarctica's McMurdo Dry Valleys over the ensuing decade, new r...
Widespread snowmelt in West Antarctica during unusually warm summer
Widespread snowmelt West Antarctica unusually warm summer
2017/7/21
An area of West Antarctica more than twice the size of California partially melted in 2016 when warm winds forced by an especially strong El Niño blew over the continent, an international group o...
Scientists Report Large-Scale Surface Melting Event in Antarctica during 2015-16 El Nino
Scientists Large-Scale Surface Melting Event Antarctica 2015-16 El Nino
2017/7/21
The West Antarctic Ice Sheet, a landbound mass of ice larger than Mexico, experienced substantial surface melt through the austral summer of 2015-2016 during one of the largest El Niño events of ...
New study reveals that West Antarctica's largest glacier may have started retreating as early as the 1940s
West Antarctica largest glacier started retreating the 1940s
2016/11/29
The present-day thinning and retreat of Pine Island Glacier, one of the largest and fastest shrinking glaciers of the West Antarctic Ice Sheet, may have already been underway as early as the 1940s, ac...
Season of intense melting in Antarctica offers insights into continent's future
Season Antarctica continent's future
2016/11/4
A single season of intense melting that affected Antarctica between 2001 and 2002 offers new insights into the southernmost continent's ecological future and the potential impact of climate change wor...
Will more snow over Antarctica offset rising seas?Don’t count on it
snow Antarctica offset rising seas
2016/5/31
Many factors related to warming will conspire to raise the planet’s oceans over coming decades — thermal expansion of the world’s oceans, melting of snow and ice worldwide, and the collapse of massive...
Three recent publications by early career researchers at three different institutions across the country provide the first look into the biogeochemistry, geophysics and geology of subglacial Lake Whil...
Latest improvements for the echo sounding system of the Italian radar glaciological group and measurements in Antarctica
radioglaciology ground penetrating radar ice thickness measurements
2015/10/8
Radio echo sounding is an active remote-sensing method using electromagnetic wave penetration in a particular medium such as ice and permits the measurements of its thickness, the level of the bedrock...
Development of a new generation gravity map of Antarctica: ADGRAV Antarctic Digital Gravity Synthesis
Gravity Antartica
2015/10/8
The U.S. National Science Foundation (NSF) has agreed to support the development of a new generation gravity map of Antarctica (ADGRAV - Antarctic Digital Gravity Synthesis), funding the development o...
Development of an improved geomagnetic reference field of Antarctica
Geomagnetic reference field spherical cap harmonics polar regions
2015/10/8
The properties of the Earth's core magnetic field and its secular variation are poorly known for the Antarctic. The increasing availability of magnetic observations from airborne and satellite surveys...
Compilation of shipborne magnetic and gravity data images crustal structure of Prydz Bay (East Antarctica)
Prydz Bay shipborne data magnetic anomalies gravity anomalies two-dimensional modelling
2015/10/8
A magnetic anomaly map and a free air anomaly map of Prydz Bay, of the adjacent slope and over the continental rise area (63°S-69.5°S, 69°E-81°E) were compiled using Russian, Australian, Japanese and ...
Observations of volcanic earthquakes and tremor at Deception Island - Antarctica
volcanic earthquakes tremor antartica
2015/10/8
Deception Island - South Shetlands, Antarctica is site of active volcanism. Since 1988 field surveys have been carried out with the aim of seismic monitoring, and in 1994 a seismic array was set up ne...
ULF geomagnetic field measurements in Antarctica are a very important tool for better understanding the dynamics of the Earths magnetosphere and its response to the variable solar wind conditions. We ...
Magnetic anomaly patterns over crustal blocks of the King Edward VII Peninsula, Marie Byrd Land, West Antarctica
Edward VII Peninsula Aeromagnetic anomalies tectonic block west antarctic rift system Marie Byrd Land antartica
2015/9/28
Within the framework of the GITARA II project an aeromagnetic survey was performed during the GANOVEXVII expedition (1992/1993) over the King Edward VII Peninsula in northwestern Marie Byrd Land (West...
Assessment of deep electrical conductivity features of Northern Victoria Land (Antarctica) under other geophysical constraints
Magnetovariations electrical conductivity lithosphere
2015/9/28
The lithospheric and crustal structure of the Victoria Land continental block (Antarctica) has been studied by geological and geophysical surveys. Among them magnetovariational investigations (MV) hav...