Global Change Master Directory gsfc-gcmduso@mail.nasa.gov 50 2013-05-24T07:40:31Z http://mddemo.gsfc.nasa.gov/KeywordSearch/OpenSearch.do 18 0 http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ESRI_Arc_Atlas -180.0,-90.0,180.0,90.0 1995-01-01T00:00:00Z 1996-01-01T00:00:00Z 2013-02-11T05:00:00Z

ArcAtlas: Our Earth brings to your computer a large collection of maps and information about the earth--its people, plants, animals, and their various environments and economies. Whether you're a ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USGS_NATIONALATLAS -130.0,22.0,-70.0,50.0 1970-01-01T00:00:00Z T00:00:00Z 2012-10-17T04:00:00Z

The National Atlas updates a large bound collection of paper maps that was published in 1970. Like its predecessor, this edition promotes greater national geographic awareness. It delivers ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]WRI_EarthTrends -180.0,-90.0,180.0,90.0 2003-01-01T00:00:00Z T00:00:00Z 2012-10-15T04:00:00Z

EarthTrends is an online collection of information regarding the environmental, social, and economic trends that shape our world. Committed to the principle that accurate information drives ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]FEMA_DFIRM -177.1,13.71,-61.48,76.63 1998-07-01T00:00:00Z T00:00:00Z 2012-02-23T05:00:00Z

The Digital Flood Insurance Rate Map (DFIRM) Database depicts flood risk information and supporting data used to develop the risk data. The primary risk classifications used are the 1-percent-annual-chance ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]WYGISC_HYDRO100K -111.36555,40.944794,-103.783806,44.99391 2009-04-20T04:00:00Z

The purpose of this data layer was to provide a base layer of water features at a statewide level for riparian/aquatic species distribution modeling for the Wyoming Gap Analysis project. ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]IRIS -96.97,40.05,89.82,43.83 2009-04-20T04:00:00Z

The Iowa Rivers Information System (IRIS) provides a comprehensive access point for obtaining physical, chemical and biological information for Iowa's interior streams and ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USGS_OFR_2007_1308 -77.0,37.0,-75.0,38.0 2008-10-20T04:00:00Z

Many agricultural and forested areas in proximity to National Wildlife Refuges (NWR) are under increasing economic pressure for commercial or residential development. The upper portion of the Little ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USGS_OFR_may80 -101.37528,40.070038,-99.89515,40.8707 1980-04-28T00:00:00Z 1980-05-01T00:00:00Z 2008-05-27T04:00:00Z

This data set was created to archive the calculated stream flow gains and losses of selected streams in part of the Republican River Basin, Nebraska, in April and May 1980, and make the data available ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USGS_OFR_jul75 -101.96953,40.03357,-101.310585,40.69098 1975-07-14T00:00:00Z 1975-07-18T00:00:00Z 2008-05-27T04:00:00Z

This data set was created to archive the calculated stream flow gains and losses of tributary streams to the Republican River in Dundy and Chase Counties, Nebraska, in July 1975, and make the data ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USGS_OFR_mar89 -102.11923,39.987553,-101.058365,40.92857 1989-03-21T00:00:00Z 1989-03-22T00:00:00Z 2008-05-27T04:00:00Z

This data set was created to archive the calculated stream flow gains and losses of selected streams in part of the Republican River Basin, Nebraska in March 1989, and make the data available for ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USGS_OFR_oct98 -102.11397,39.93418,-99.43321,40.92299 1998-10-25T00:00:00Z 1998-10-28T00:00:00Z 2008-05-27T04:00:00Z

This data set was created to archive the calculated stream flow gains and losses of streams in the Republican River Basin, Nebraska, in October 1998, and make the data available for use with geographic ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]BALANS_Hydro1K 0.0,45.0,-40.0,75.0 2006-05-26T04:00:00Z

Examination of the existing drainage basin delineation at "Baltic Sea region GIS, maps and statistical database" (digitized after a drainage basin definition done in 1986) in comparison with the Hydro1k ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USGS_EDNA -177.1,13.71,-61.48,76.63 2006-04-10T04:00:00Z

The Elevation Derivatives for National Applications (EDNA) is a multi-layered database derived from a version of the National Elevation Dataset (NED), which has been hydrologically conditioned for ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USGS_OFR_2004_1089 -99.0,25.0,-79.0,32.0 2006-04-10T04:00:00Z

The Coastal and Marine Geology Program of the U.S. Geological Survey has generated a comprehensive database of digital vector shorelines and shoreline change rates for the U.S. Gulf of Mexico. These ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USGS_OFR_2005_1307 -126.0,35.0,-120.0,43.0 2001-01-01T00:00:00Z 2004-12-31T00:00:00Z 2006-01-19T05:00:00Z

A 3.5-year study was conducted to determine the signifcance of atmospheric deposition to the pesticide concentrations in runoff. Both wet and dry atmospheric depostion were collected at six sites ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USDA0096 -117.59,41.64,-110.7,49.35 1960-01-01T00:00:00Z T00:00:00Z 2005-09-19T04:00:00Z

To archive data collected consistently for a period of several years on the Reynolds Creek Experimental Watershed. Data types include evaporation, humidity, precipitation, runoff, snow/frost, soil ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]TU_CSM_GWC -79.71,37.69,-74.82,39.95 2004-12-08T05:00:00Z

The Gunpowder Watershed Clearinghouse is supported by the Gunpowder Valley Conservancy (GVC), Maryland Department of the Environment (MDE), and Towson University. It is hoped that this endeavor will ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USDA_WALNUT_CREEK -94.0,41.0,-93.0,42.0 1992-03-15T00:00:00Z T00:00:00Z 1999-05-10T04:00:00Z

The Walnut Creek Watershed is a 12,700-acre watershed located south of Ames, IA. The watershed has been monitored since 1990 for the transport of herbicides (atrazine, alachlor, metribuzin, metolachlor) ...