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51. NPP Tundra: Toolik Lake, Alaska, 1982, R1 [NPP_TLK]
This data set contains one ASCII text file (.csv format) that provides productivity data for four contrasting tundra vegetation types studied during 1982 near Toolik Lake in the northern foothills ...


52. NPP Boreal Forest: Flakaliden, Sweden, 1986-1996, R1 [NPP_FLK]
This data set contains three ASCII files (.txt format) for an established 8.25 ha boreal forest dominated by Norway spruce, Picea abies, at Flakaliden (64.12 N 19.45 E) in northern Sweden. Two data ...


53. NPP Boreal Forest: Jadraas, Sweden, 1973-1980, R1 [NPP_JDR]
This data set contains three ASCII files (.txt format). Two of the files contain stand characteristics, above- and below-ground biomass, and above- and below-ground production allocation data for ...


54. Siple Dome Core Date from Measurement of the d18O of Paleoatmospheric Oxygen [NSIDC-0123]
This data set is part of the West Antarctic Ice Sheet Cores (WAISCORES) project, an NSF-funded project to understand the influence of the West Antarctic ice sheet on climate and sea level change. ...


55. SIPEX data iron site - Aurora Australis voyage Sept-Oct 2007 [ASAC_3026_SIPEX]   PARENT DIF
This work was completed as part of the SIPEX - Sea Ice Physics and Ecosystem eXperiment - voyage. Adapted from the SPIEX website: During SIPEX we investigated the biogeochemistry of iron (Fe), including ...


56. US International Trans-Antarctic Scientific Expedition (US ITASE) Glaciochemical Data [NSIDC-0273]
Sub-annually resolved ice core chemistry data from various sites on the Antarctic Ice Sheet were obtained from 1999 to 2008 during the US International Trans-Antarctic Scientific Expedition (US ITASE) ...


57. Hydro-Carbon Hydrate Accumulations in the Okhotsk Sea III [KPDC_CHAOS-3_ARCTIC_2006]
We had very remarkable results from the CHAOS-1 (2003) and CHAOS-2 (2005) project; lots of gas flares in the water column, many gas venting structures on the seafloor, gas hydrate samples including ...


58. X-ray diffraction data using ice-binding protein (LeIBP) crystal [KPDC_X-rayDUIB_LeIBP_2012]
Psychrophilic Arctic yeast Leucosporidium sp. produces a glycosylated ice-binding protein (LeIBP) with a molecular mass of approximately 25 kDa, which can lower the freezing point below the melting ...


59. Amery Ice Shelf - hot water drill borehole, 2005-06 - AM03 [ASAC_1164_AM03]   CHILD DIFs
Amery Ice Shelf AM03 borehole drilled mid-December 2005. Sub-shelf water profiling measurements conducted over a period of a few days. Partial video recording of borehole walls and sea floor benthos. ...


60. Amery Ice Shelf - hot water drill borehole, 2005-06 - AM04 [ASAC_1164_AM04]   CHILD DIFs   PARENT DIF
Amery Ice Shelf AM04 borehole drilled mid-January 2006. Sub-shelf water profiling measurements conducted over a period of a few days. Partial video recording of borehole walls and sea floor benthos. ...


61. US ITASE-99-1 ice core (Research Funded by NSF OPP) [US_ITASE-99-1]   PARENT DIF
Sub-annually resolved ice core chemistry data from various sites on the Antarctic Ice Sheet were obtained from 1999 to 2008 during the US International Trans-Antarctic Scientific Expedition (US ITASE) ...


62. IPY: Stability of Larsen C Ice Shelf in a Warming Climate [steffen_0732946]
Our ground penetrating radar surveys focused on key structural features of the ice shelf, including basal crevasses, marine ice and rifts. Here we present our published work on basal crevasses. ...


63. BOREAS HYD-06 GROUND GRAVIMETRIC SOIL MOISTURE DATA [BOREAS_H06GRSMD]
This data set contains percent soil moisture ground measurements. These data were collected on the ground along the various flight lines flown in the Southern and Northern Study Areas (SSA and NSA) ...


64. Soil samples in Alaska in 2012 [KPDC_SS_ALA_2012]
Fifteen soil core (around one meter) samples were collected in the permafrost region of Council, Alaska in 2012. We took three cores for replication from five sampling sites. Three of them had different ...


65. NPP GRASSLAND: CALABOZO, VENEZUELA, 1969-1987 [CLB_NPP]
The NPP Database contains documented field measurements of NPP for global terrestrial sites compiled from published literature and other extant data sources. The NPP Database contains biomass dynamics, ...


66. NPP GRASSLAND: HAYS, U.S.A., 1970 [HYS_NPP]
The NPP Database contains documented field measurements of NPP for global terrestrial sites compiled from published literature and other extant data sources. The NPP Database contains biomass dynamics, ...


67. NPP GRASSLAND: VINDHYAN, INDIA, 1986-1989 [NPP_VND]
The NPP Database contains documented field measurements of NPP for global terrestrial sites compiled from published literature and other extant data sources. The NPP Database contains biomass dynamics, ...


68. NPP GRASSLAND: DICKINSON, U.S.A., 1970 [DCK_NPP]
The NPP Database contains documented field measurements of NPP for global terrestrial sites compiled from published literature and other extant data sources. The NPP Database contains biomass dynamics, ...


69. NPP GRASSLAND: JORNADA, U.S.A., 1970-1972 [JRN_NPP]
The NPP Database contains documented field measurements of NPP for global terrestrial sites compiled from published literature and other extant data sources. The NPP Database contains biomass dynamics, ...


70. NPP GRASSLAND: OSAGE, U.S.A., 1970-1972 [OSG_NPP]
The NPP Database contains documented field measurements of NPP for global terrestrial sites compiled from published literature and other extant data sources. The NPP Database contains biomass dynamics, ...


71. NPP GRASSLAND: SHORTANDY, KAZAKHSTAN, 1975-1980 [NPP_SHR]
Productivity of a dry steppe was determined at the Shortandy study site from 1977 to 1980. Measurement of monthly dynamics of above and below-ground live biomass and dead matter were made for each ...


72. NPP GRASSLAND: TUVA, RUSSIA, 1978-1985 [NPP_TVA]
Productivity of an ultra-continental steppe was determined at the Tuva study site from 1978 to 1985. Measurement of monthly dynamics of above-ground plant biomass were made for each growing season ...


73. Collaborative Research: Norwegian-United States IPY Scientific Traverse: Climate Variability and Glaciology in East Antarctica [albert_0538495]
This award supports a project of scientific investigations along two overland traverses in East Antarctica: one going from the Norwegian Troll Station (72deg. S, 2deg. E) to the United States South ...


74. NPP GRASSLAND: BRIDGER, U.S.A., 1970-1973 [BRD_NPP]
The NPP Database contains documented field measurements of NPP for global terrestrial sites compiled from published literature and other extant data sources. The NPP Database contains biomass dynamics, ...


75. NPP GRASSLAND: OTRADNOE, RUSSIA, 1969-1973 [NPP_OTR]
Productivity of a two meadows, on a loamy and a sandy soil respectively, were determined at the Otradnoe study site from 1969 to 1972/73. Measurement of monthly dynamics of above-ground and below-ground ...


76. NPP GRASSLAND: CENTRAL PLAINS EXPERIMENTAL RANGE (SGS), U.S.A., 1970-1975 [NPP_CPR]
Productivity of a shortgrass prairie steppe was monitored at the Central Plains Experimental Reserve (CPER), also known as the Pawnee Grassland study site, from 1939 to the present. Measurement of ...


77. NPP GRASSLAND: KLONG HOI KHONG, THAILAND, 1984-1990 [NPP_KLN]
Klong Hoi Khong Site (Thailand) Net primary production of a humid savanna grassland was determined at the Klong Hoi Khong study site belonging to Prince of Songkla University in southern Thailand. ...


78. NPP GRASSLAND: KURSK, RUSSIA, 1954-1983 [NPP_KRS]
Productivity of a meadow steppe was determined at the Kursk long-term ecological study site from 1954 to 1983. Measurement of monthly dynamics of above-ground plant biomass were made for each growing ...


79. NPP GRASSLAND: LAMTO, IVORY COAST, 1965-1987 [NPP_LMT]
Productivity of a humid grass savanna was determined at the Lamto Research Station, Cote Ivoire, operated in collaboration with CNRS (Centre Nationale de Recherche Scientifique) - Ecole Normale Superieure, ...


80. NPP GRASSLAND: NAIROBI, KENYA, 1984-1994 [NPP_NRB]
Net primary production of a savanna grassland in Nairobi National Park, Kenya, was determined from 1984 to 1994 by monitoring monthly dynamics of live biomass and dead matter, above and below ground, ...


81. Physical Properties of the WAIS Divide Deep Core [alley_0539578]
This award supports a five-year collaborative project to study the physical-properties of the planned deep ice core and the temperature of the ice in the divide region of the West Antarctic Ice Sheet. ...


82. PRE-LBA RADAMBRASIL PROJECT DATA [LBA_RADAMBrasil]
The RADAMBRASIL project extensively mapped the Amazon soils using a combination of soil pit information, aerial photography, and geologic maps. During the project, 1,153 soil pits, distributed basin-wide, ...


83. LBA-ECO LC-09 SOIL COMPOSITION AND STRUCTURE IN THE BRAZILIAN AMAZON: 1992-1995 [LBA_LC09_SOIL]
This data set reports basic soil structure and composition information for five Amazonian research sites: Altamira, Bragantina, Tome-Acu, and Ponta de Pedras, all four in the state of Para, Brazil; ...


84. LBA-ECO CD-09 SOIL AND VEGETATION CHARACTERISTICS, TAPAJOS NATIONAL FOREST, BRAZIL [CD09_SOILS_VEG_TAPAJOS]
This data set reports the results of soil and vegetation surveys at four distinct areas within the Tapajos National Forest (TNF), 50 to 100 km south of Santarem, Para, Brazil, in November 1999. At ...


85. Investigation of the Stratigraphy and Time Scale of the WAIS Divide Ice Core Using Electrical Methods [taylor_0440819]
This award supports a project that is part of the West Antarctic Ice Sheet Divide (WAIS Divide) program; which is a multi-disciplinary multi-institutional program to investigate the causes of natural ...


86. IPY: Collaborative Proposal: Constraining the Mass-Balance Deficit of the Amundsen Coast's Glaciers [das_0632031]
This award supports a project to gather data to better understand the mass balance of the West Antarctic Ice Sheet focusing on the Pine Island and Thwaites Glaciers along the Amundsen Sea coast. ...


87. Evans Piedmont Glacier clean snow pit sampling for recent decade trace element record and AWS (2004-2008) data collection [K049_2007_2012_NZ_1]
A 4m snow pit from the Evans Piedmont glacier, Victoria Dry Valleys was sampled using ultra-clean methodology at 1cm resolution and was used to provide a comparison of trace element seasonal fluctuations ...


88. Holocene climate history from investigations of the glacial system, ice cores and local climate patterns from Skinner Saddle, Victoria Land Coast Antarctica [K049_1999_2012_NZ_10]   PARENT DIF
To understand the drivers and consequences of climate change on timescales important to humans, the paleoclimate of ice cores, the glacial system and local climate patterns were analysed from Skinner ...


89. Antarctic Sea Ice Thickness Mapping in McMurdo Sound [K063_2011_2012_NZ_1]   PARENT DIF
In-depth research has been conducted into sea ice thickness in the McMurdo Sound. The subice platelet layer thickness under sea ice was measured in regular intervals at two North-South oriented profiles ...


90. The Glaciological Basis of Palaeoclimatic Reconstructions of Ice-Shelf Moraines [K064_2010_2012_NZ_1]
The research is giving us an understanding of the entrainment, transfer and deposition of sediment by ice shelves. The investigation of the structure, composition and motion of the Southern McMurdo ...


91. Land and sea ice sructure west and south of Ross Island measured by ground penetrating radar, UAV, and helicopter EM bird [K053_2009_2012_NZ_1]
This data set decribes surface and volume properties of snow and ice to validate radar satellite measurements. Ground penetrating radar (GPR) at 500 and 1000GHz provides information on snow layers ...


92. Temperature, salinity and current turbulence along an east to west transect across McMurdo Sound [K131_2007_2010_NZ_1]
The oceanography of McMurdo Sound was investigated by collecting current meter data, water samples, ice cores, under ice turbulence and Conductivity (salinity)-Temperature-Depth (CTD) profiles of ...


93. Gases in Firn Air and Shallow Ice at the WAIS Drilling Site, Antarctica [NSIDC-0412]
This data set contains trace gas measurements of air extracted from ice core samples from the West Antarctic Ice Sheet Divide A core (WAIS-D 05A). The WAIS A core was dry-drilled at the WAIS site ...


94. Nitrogen and Oxygen Gas Isotopes in the Siple Dome and Byrd Ice Cores, Antarctica [NSIDC-0407]   PARENT DIF
This data set consists of Gas-isotopic data from the Siple Dome and and Greenland Ice Sheet Project 2 (GISP2) ice cores covering roughly the last 100,000 years (100 ka), consisting of d15N (15N/14N) ...


95. GISP2 Stable Isotopes (Deuterium, Deuterium Excess, and Oxygen) [ARCSS137]
The data compiled here consist of GISP2 deuterium, deuterium excess, and oxygen isotope values measured at the Stable Isotope Laboratory, Institute of Arctic and Alpine Research (INSTAAR), University ...


96. Greenland Summit Ice Cores [ARCSS008]
From 1989 to 1994, the U.S. and European scientific communities supported a bold undertaking to acquire an extensive paleoclimate record for the Northern Hemisphere. These efforts, termed the Greenland ...


97. Preliminary Investigation of Paleoenvironment, Processes, and Carbon Stocks of Drained Thaw-Lake Basins, Arctic Coastal Plain, Alaska [ARCSS089]
This data set contains measurements taken from 78 drained thaw-lake basins on the Arctic Coastal Plain between Barrow and Atqasuk, Alaska. Investigators collected and analyzed sediment cores to determine ...


98. Radiocarbon Dates and Pollen Data, Peterson Erosional Remnant, Arctic Coastal Plain, Alaska [ARCSS136]
This data set consists of pollen data and radiocarbon (14C) dates resulting from microscopic analysis and mass spectrometry of soil cores taken from the Peterson Erosional Remnant, located ...


99. LBA-ECO ND-04 TERMITE MOUND AND SOIL CHARACTERIZATION, AMAZONAS, BRAZIL: 1999-20 [ND04_TERMITE_MOUNDS]
This data set reports the results of a comprehensive study of mound building termites at the Embrapa research station in the Distrito Agropecuario da SUFRAMA, located at km 53 of the federal highway ...


100. NPP GRASSLAND: CONSISTENT WORLDWIDE SITE ESTIMATES, 1954-1990 [npp_grassland]
The NPP Database contains documented field measurements of NPP for global terrestrial sites compiled from published literature and other extant data sources. The NPP Database contains biomass dynamics, ...


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