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World's oldest DNA reveals how ice age mammoths evolved（图）
World oldest DNA ice age mammoths evolved
2021/3/5
An international research team has sequenced DNA recovered from mammoth remains that are up to 1.2 million years old. The results are published in the journal Nature.The analyses,...
Geoscientists discover ancestral Puebloans survived on ice melt in New Mexico lava tubes（图）
Geoscientists ancestral Puebloans survived ice melt New Mexico lava tubes
2020/12/11
For more than 10,000 years, the people who lived on the arid landscape of modern-day western New Mexico were renowned for their complex societies, unique architecture and early economic and political ...
THE RESEARCH ON ELEVATION CHANGE OF ANTARCTIC ICE SHEET BASED ON CRYOSAT-2 ALIMETER
Antarctic Ice Sheet, Cryosat-2,Satellite Altimetry,DEM, Crossover Adjustment,Kriging Interpolation, Intersection
2018/5/15
In this paper, the Cryosat-2 altimeter data distributed by the ESA, and these data are processed to extract the information of the elevation change of the Antarctic ice sheet from 2010 to 2017. Firstl...
AAPG's International Conference & Exhibition (ICE) has served the oil and gas industry for more than 25 years with high-level technical programs, diverse short-courses and field trips, state-of-the-ar...
Radio Echo Sounding (RES) investigations at Talos Dome (East Antarctica): bedrock topography and ice thickness
radio echo sounding radio glaciology ice thickness measurements
2015/9/17
Radio echo sounding measurements were collected during two Antarctic expeditions to determine the ice thickness
and the sub-glacial morphology of Talos Dome in the region around 72°48'S; 159°06'E (ab...
RECONSTRUCTING PAST ANTARCTIC ICE FLOW PATHS IN THE ROSS EMBAYMENT, ANTARCTICA USING SAND PETROGRAPHY, PARTICLE SIZE AND DETRITAL ZIRCON PROVENANCE
Provenance Antarctica zircons Till
2015/1/16
Tills for this study were analyzed from sites in East Antarctica (EA), West Antarctica (WA) and along a transect in the Ross Sea. Particle size, sand petrography, and detrital zircons were used to pro...
On a tropical island, fossils reveal the past – and possible future – of polar ice
On a tropical island, fossils reveal the past possible future polar ice
2015/1/20
The balmy islands of Seychelles couldn’t feel farther from Antarctica, but their fossil corals could reveal much about the fate of polar ice sheets.About 125,000 years ago, the average global temperat...
Rewriting the history of volcanic forcing during the past 2000 years A year-by-year record of volcanic eruptions from a comprehensive Antarctic ice core array（图）
The desert The South Pole. The volcano. Climate change Sulfur dioxide Sulfate Ice cores
2014/7/18
RENO – A team of scientists led by Michael Sigl and Joe McConnell of Nevada’s Desert Research Institute (DRI) have completed the most accurate and precise reconstruction to date of historic volcanic s...
The drift and spreading of the Runner 4 oil spill and the ice conditions in the Gulf of Finland,winter 2006
Runner 4 oil spill sea ice drift spreading Gulf of Finland
2009/10/21
The drift and spreading of the Runner 4 oil spill in the ice-covered Gulf of Finland is analysed. The oil spill was caused by the sinking of the Dominican-registered cargo ship Runner 4 on 5 March 200...
Supersaturated N2O in a perennially ice-covered Antarctic lake: Molecular and stable isotopic evidence for a biogeochemical relict
Supersaturated N2O perennially ice-covered Antarctic lake Molecular and stable isotopic a biogeochemical relict
2014/4/18
The east lobe of Lake Bonney, a permanently ice-covered lake in the McMurdoDry Valleys, Antarctica, has a mid-depth maximum N2O concentration of 43.3mmolNL21(.700,000%saturation with respect to air), ...
期刊信息
篇名
The 4700 a B.P. volcanic signal detected in Vostok BH8 ice core, Antarctica
语种
英文
撰写或编译
撰写
作者
Liu Leibao,Kang Jiancheng,Jean Robert Petit,Jefferson C. Sim鮡s and Martine de Angelis
第一作者单位
中国极地研...
New Ice Age Floods map now available
geology
2007/5/31
May 21, 2007，RICHLAND, Wash. – Wednesday morning, May 23, reporters are invited to see the debut of a new map that depicts how our local geology was significantly altered 10,000 to 15,000 years ago by...
ICE NUCLEATING PROPERTIES OF SOOT,KAOLINITE,&GOETHITE AT CONDITIONS RELEVANT FOR THE LOWER TROPOSPHERE
ICE NUCLEATING PROPERTIES GOETHITE LOWER TROPOSPHERE
2011/11/11
ICE NUCLEATING PROPERTIES OF SOOT,KAOLINITE,&GOETHITE AT CONDITIONS RELEVANT FOR THE LOWER TROPOSPHERE.
Clay Aerosols and Arctic Ice Algae
Chlamydomonas nivalis Clayey aerosols Electron microscopy Fourier transform infrared Gas chromatograph mass spectrometer Red snow algae
2011/12/29
The red snow algae species found in snow at Resolute, Canadian Arctic, is a unicellular Chlamydomonas nivalis. Investigations by SEM-EDX, TEM, FF-IR, GC and GC-MS suggest that clay aerosols may provid...