Global Change Master Directory gsfc-gcmduso@mail.nasa.gov 50 2013-05-22T04:25:08Z http://mddemo.gsfc.nasa.gov/KeywordSearch/OpenSearch.do 44 0 http://gcmd.gsfc.nasa.gov/getdif.htm?[CANADA-CGDI]Canada_EMANCO_NatureWatchData -141.0,41.5,-43.0,84.0 2012-10-15T04:00:00Z

NatureWatch is a suite of community based or "citizen science" monitoring programs that are administered through a partnership between the Ecological Monitoring and Assessment Network Coordinating ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0477 -179.999,-84.24,179.74,86.717 1988-01-01T00:00:00Z 2007-12-31T00:00:00Z 2012-05-14T04:00:00Z

The MEaSUREs Global Record of Daily Landscape Freeze/Thaw Status, Version 01 data set is derived from the Defense Meteorological Satellite Program (DMSP) satellite series using the Special Sensor ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0064 -149.0,62.0,-149.0,62.0 1917-04-01T00:00:00Z T00:00:00Z 2012-05-14T04:00:00Z

The Nenana river in the Interior of Alaska usually freezes over during October and November. The ice continues to grow throughout the winter accumulating an average maximum thickness of about 110 ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ELOKA002 -80.22399,55.567787,-78.78479,56.934788 1993-01-01T00:00:00Z 2009-04-01T00:00:00Z 2012-05-13T04:00:00Z

This data set contains interviews of three hunters from Sanikiliaq, Belcher Islands, in the territory of Nunavut, Canada. The hunters describe their observations of sea ice conditions around the ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ARCSS040 -151.189,68.382,-148.089,70.539 1995-07-07T00:00:00Z 1997-08-20T00:00:00Z 2012-05-11T04:00:00Z

This data product contains field data measurements of air temperatures and thaw depth (active-layer thickness) measured at locations in north-central Alaska, and modelled values of air temperatures ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]G01187 31.0,39.0,179.0,72.0 1917-01-01T00:00:00Z 1992-12-31T00:00:00Z 2012-05-11T04:00:00Z

This data set consists of river ice thickness measurements, and beginning and ending dates for river freeze-up events from fifty stations in northern Russia. The data set includes values from 1917 ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]AAS_2780 110.5,-66.3,110.55,-66.27 2009-09-30T00:00:00Z 2011-03-31T00:00:00Z 2012-03-14T04:00:00Z

Metadata record for data from AAS (ASAC) project 2780. Public Summary The distribution of plants in Antarctica is chiefly limited by the availability of water and sufficiently high temperatures. ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCL00096_98 20.0,35.0,175.0,70.0 1813-01-01T00:00:00Z 1918-12-31T00:00:00Z 2012-02-23T05:00:00Z

The Russian Empire climate data resides in 4 books, 'Memoire Sur La Temperature Moyenne De Plusieurs Points De L'Empire De Russie' (C/db K96); 'Observations Meteorologiques et Magnetiques Faites ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCL00087_88 35.0,55.0,40.0,60.0 1810-01-01T00:00:00Z 1937-12-31T00:00:00Z 2012-02-23T05:00:00Z

The climate data resides in 1 book, 'Meteoroligische Beobachtungen in Moskau im Jahre' (C/db L685) written in German. The data contained in this book are daily and monthly surface climatic data for ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCL00131_137 5.0,40.0,32.0,72.0 1886-01-01T00:00:00Z 1905-12-31T00:00:00Z 2012-02-23T05:00:00Z

The precipitation and frost data resides in 1 book, 'Atlas De Finlande: Les Materiaux Meteorologiques et le Climat du Pays' (C/dab J65mm) written in French. The data contained in this book are tables ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]dsp04_ers1maps -111.0,48.0,-90.0,60.0 1994-02-14T00:00:00Z 1994-12-14T00:00:00Z 2012-02-01T05:00:00Z

The BOREAS DSP-4 team acquired and analyzed imaging radar data from the ESA's ERS-1 over a complete annual cycle at the BOREAS sites in Canada in 1994 to detect shifts in radar backscatter related ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0063 -180.0,-90.0,180.0,90.0 2011-07-19T04:00:00Z

The total annual freezing and thawing indices are defined as the cumulative number of degree-days when air temperatures are below and above zero degrees Celsius. The total annual freezing index has ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ggd353 -134.95,61.883,-121.6,69.717 1991-01-01T00:00:00Z 2007-12-31T00:00:00Z 2011-01-24T05:00:00Z

This project involves measuring regional and site variability in maximum annual active layer development and vertical surface movement over permafrost, and monitoring sites over time in order to observe ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ggd642 134.5333,69.5,134.5333,69.5 1979-08-21T00:00:00Z 1999-08-18T00:00:00Z 2011-01-24T05:00:00Z

Thaw-depth data were collected annually in August from 21 August 1979 to 18 August 1999, from 400-m, 600-m, and tundra transects at Illisarvik lake, Richards Island, Northwest Territories, Canada. ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ggd641 -180.0,45.0,180.0,90.0 1978-10-01T00:00:00Z 2004-06-30T00:00:00Z 2011-01-24T05:00:00Z

This data set contains near-surface (< 5 cm) soil freeze/thaw status on snow-free and snow-covered land surfaces over the Arctic terrestrial drainage basin. The near-surface soil freeze/thaw status ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ggd482 19.25,-33.533,19.5,-33.417 1990-02-01T00:00:00Z T00:00:00Z 2011-01-24T05:00:00Z

Micro-climatic monitoring of air and ground was started in 1990 to evaluate climatic controls on the present-day diurnal soil frost environment in the Western Cape mountains of South Africa. To this ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ggd498 -101.3,43.767,-90.183,48.833 1971-01-01T00:00:00Z 1981-01-31T00:00:00Z 2011-01-24T05:00:00Z

This dataset includes frost tube data from 37 stations in the Upper Midwest (Minnesota, North Dakota, Wisconsin), USA. The responsible agency was the St. Paul District of the U.S. Army Corps of Engineers. ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ggd634 1991-01-01T00:00:00Z 1996-12-31T00:00:00Z 2011-01-24T05:00:00Z

This map is an English language edition of a 16-sheet Russian map series of permafrost, for the period 1991-1996 (scale 1:2,500,000). The map sheets show distribution and mean annual temperature of ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ARCSS161 -180.0,50.0,180.0,85.0 1960-01-01T00:00:00Z 2005-12-31T00:00:00Z 2010-12-30T05:00:00Z

The Arctic Rapid Integrated Monitoring System (ArcticRIMS) uses products from numerical weather prediction models (NCEP/NCAR, ERA-40, station records, satellite remote sensing, and other data sets) ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ggd228 2010-12-29T05:00:00Z

This data set presents centrifuge modeling of ground freeze and thaw processes. Its primary relevance is to geotechnical/civil engineering, with application to heave, thaw consolidation, and heave ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ggd31 149.5,61.867,149.667,62.033 1977-10-01T00:00:00Z 1995-12-31T00:00:00Z 2010-12-29T05:00:00Z

This data set contains soil temperature and meteorological data for various sampling locations near the Aborigen research station in the Kolyma Highland, Northeastern Russia. Data are averaged from ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ggd236 -148.0,64.95,-148.0,64.95 2010-12-28T05:00:00Z

This study used ground-penetrating radar to map groundwater (sub- and supra-permafrost) and bedrock and permafrost constraints to water flow at Fort Wainright, Alaska. Active layer parameters, depth ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]G01377 -140.0,36.0,149.0,82.0 1844-01-01T00:00:00Z 2005-12-31T00:00:00Z 2010-12-28T05:00:00Z

The Global Lake and River Ice Phenology Database contains freeze and breakup dates and other ice cover descriptive data for 748 lakes and rivers. Of the 429 water bodies that have records longer than ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ggd278 -72.177,44.422,-72.039,44.53 1983-01-01T00:00:00Z 1992-12-31T00:00:00Z 2010-12-28T05:00:00Z

The frost tube network is located within a 3.25-square-mile sub-watershed of the Sleepers River Research Watershed near Danville, Vermont, USA. Tubes were positioned in forested and non-forested cover ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]G01175 -180.0,-90.0,180.0,90.0 2010-12-23T05:00:00Z

The Circumpolar Active-Layer Permafrost System (CAPS) CD-ROM contains data sets and information products pertaining to permafrost and frozen ground topics. CAPS was originally compiled by the International ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ARCSS033 -149.0,68.0,-149.0,68.0 1995-06-01T00:00:00Z 1995-08-31T00:00:00Z 2010-12-15T05:00:00Z

Active layer and snow depths were measured on 1-km x 1-km grids within the Kuparuk Basin, Alaska, at various times throughout the summer of 1995. The parameters were measured at 121 surveyed grid ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ARCSS039 -148.0,68.0,-148.0,68.0 1995-05-01T00:00:00Z 1996-09-30T00:00:00Z 2010-12-15T05:00:00Z

Thaw depths were measured at the Toolik Lake Field Station during the summers of 1995 and 1996. Measurements were made on control plots, plots from which snow was removed, and plots from which snow ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NASA_Decadal_Survey_Place_Holder -180.0,-90.0,180.0,90.0 2010-08-19T04:00:00Z

[These missions are in the planning stage. Please monitor the project web sites for mission updates] [Source: NASA's Science ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_1071_Loewe 65.0,-71.0,69.0,-68.0 2001-12-01T00:00:00Z 2004-03-01T00:00:00Z 2010-06-08T04:00:00Z

At Loewe Massif and Amery Oasis, samples were taken; --> for sediment analysis (XRF geochemistry and grain size) --> for geochronology (cosmogenic isotope analysis). ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ggd616 2010-01-25T05:00:00Z

The Southern Hemisphere Working Group (SHWG) was chartered by the Council of the International Permafrost Association. It's goal is to create a scientific platform to bring together and stimulate ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_1071_Geomorphic_Map 66.0,-71.0,70.0,-70.0 2001-12-01T00:00:00Z 2004-01-11T00:00:00Z 2009-08-14T04:00:00Z

The data include a 1:10,000 scale map of the surfical glacial and periglacial features of the Amery Oasis, East Antarctica. Features currently include: areas covered by exposed bedrock, ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0090 -180.0,-90.0,180.0,90.0 1900-01-01T00:00:00Z 2000-12-31T00:00:00Z 2009-04-20T04:00:00Z

The Cryospheric regions, or regions where water is found in solid form, are among the most sensitive to temperature change. Average temperatures in snow and ice-covered areas typically ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]AWS_KINNVIKA 18.21634,79.96505,20.124166,80.05142 2008-05-15T00:00:00Z T00:00:00Z 2009-02-10T05:00:00Z

Data from six Automatic Weather Stations (AWS) installed at the northwestern side of the Vestfonna ice cap on Nordaustlandet, Svalbard. Measured Parameters: -Short wave radiation, ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]UMT_NTSG_FREEZETHAW -180.0,-90.0,180.0,90.0 1988-01-01T00:00:00Z 2002-12-31T00:00:00Z 2009-01-21T05:00:00Z

NASA's Freeze/Thaw Earth System Data Record (FT-ESDR) Web Interface is a NASA MEaSUREs (Making Earth System Data Records for Use in Research Environments) funded effort to provide a consistent long-term ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]GGD619 -180.0,45.0,180.0,90.0 1998-09-01T00:00:00Z 2000-12-31T00:00:00Z 2009-01-08T05:00:00Z

This data set contains modeled daily thaw depth and freezing depth for the Arctic terrestrial drainage basin. Thaw and freezing depths were calculated over the study area with a resolution ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]WISP_NCAR -106.0,38.0,-102.0,42.0 1990-02-01T00:00:00Z 1994-03-25T00:00:00Z 2008-08-14T04:00:00Z

The WISP home page address on the WWW is "http://www.rap.ucar.edu/projects/" The Winter Icing and Storms Project (WISP) was conducted in the Colorado Front range area from February ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ARCSS036 -156.0,71.0,-156.0,71.0 1963-01-01T00:00:00Z 1993-12-31T00:00:00Z 2005-08-10T04:00:00Z

This data set contains soil temperature, soil moisture, thaw depth, and snow depth data collected at test sites near Barrow, Alaska, during the following years: Soil temperature data - 1963-1966, ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[CANADA-CGDI]Canada_GSC_NormWellsPipeline -128.0,58.0,-115.0,66.0 1983-01-01T00:00:00Z 1985-12-31T00:00:00Z 2005-04-07T04:00:00Z

This data set contains 9,000 digital records of observations on permafrost and soil conditions made in the 1.2m deep trench dug for the construction of the 869km long Norman Wells pipeline. Included ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[CANADA-CGDI]Canada_CCRS_RadarsatInterferom -103.0,54.0,-67.0,77.0 1996-03-04T00:00:00Z 1998-01-04T00:00:00Z 2005-03-25T05:00:00Z

The feasibility of SAR interferomtry (InSAR) was examined and demonstrated using RADARSAT's Standard, Fine and ScanSAR modes. Based on evaluation of the projected equatorial satellite ground track ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NTL_PH05 -93.19,42.19,-86.5,47.38 2004-11-10T05:00:00Z

Data include dates of freeze-up and thaw and ice duration of three primary lakes in the Madison area (Lake Mendota, Lake Monona, and Lake Wingra). Data are obtained from the State Climatologist for ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NTL_PH04 -93.19,42.19,-86.5,47.38 2004-11-10T05:00:00Z

Data include day of freeze-up and thaw of seven primary lakes (Allequash, Big Muskellunge, Crystal, Sparkling, and Trout lakes, and unnamed lakes 27-02 and 12-15 and Little Rock Lake). Observations ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]CDA_AR_GEO_GLAF_VEGA_ISLAND -62.0,-66.0,-57.0,-63.0 2004-09-15T04:00:00Z

Field activities for the 1999/2000 summer campaign: Glaciology Group: a) Stake network surveying and computation of net balamce, ice velocities and ice deformation in selected places of Vega Island, ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]LTER_NTL015 -93.0,41.0,-87.0,48.0 1981-09-01T00:00:00Z T00:00:00Z 2004-02-09T05:00:00Z

LTER - Long-Term Ecological Research Program/North Temperate Lakes (NTL) LTER/NTL015 [Summary adapted from the LTER Core Data Set Catalog]: Data include day of freeze-up and thaw of seven primary ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ARCSS035 -149.0,68.0,-149.0,68.0 1995-07-10T00:00:00Z 1995-08-06T00:00:00Z 2002-12-03T05:00:00Z

Cumulative thawing degree-day data were computed from data collected during the 1995 field season at Kuparuk Basin, Alaska. The air temperatures (thawing degree-day sums) from the 10 ARCSS/LAII 1-km ...