April 2006

Apr 28, 2006USGS Seeks Federal and International LDCM Science Team Members

USGS released a request for proposals for LDCM science team members from the U.S. Federal Government and international groups. The USGS is seeking as many as eight Federal and international scientists to serve on the LDCM science team. These [...]

Landsat 7 image mosaics used in Google Earth™, top: NaturalVue™, bottom: TruEarth®.
Apr 26, 2006Landsat Data Base Map for Google Earth™

Google™ once again wowed web users worldwide with its release of Google Earth™ (external link). This product allows users to have a bird's-eye view of almost any place on the planet. Google Earth™ is a free desktop Geographic Information Read [...]

Apr 21, 2006USGS Solicitation for LDCM Science Team Released

The Department of Interior (DOI) U.S. Geological Survey (USGS) recently finalized procurement plans for the selection of a Landsat Data Continuity Mission (LDCM) Science Team. This DOI/USGS Request for Proposals (RFP) for the science team was [...]

Landsat Island
Apr 19, 2006Landsat Island

Off the northeastern coast of Labrador, in the northern most reaches of the Newfoundland & Labrador province lies Landsat Island, an icy isle inhabited only by polar bears. How did such a place get named after a satellite? In 1976, Landsat [...]

Apr 15, 2006Landsat 7 turns seven

On this day in 1999, Landsat 7 was launched into orbit. Landsat 7 is the latest satellite in the Landsat series. Landsat 7 operations continue today, despite the Scan Line Corrector (SLC-off) anomaly. Read more [...]

Apr 11, 2006Second ALI Technology Transfer Forum Held at MIT Lincoln Labs

On Apr. 11 and 12 the second ALI Technology Transfer Forum was held at the MIT Lincoln Laboratory in Lexington, MA. The forum, sponsored by NASA/Goddard Space Flight Center, focused on the detailed design and calibration of the Advanced Land [...]

Modeled precipitation differences
Apr 6, 2006Conducting Mesoscale Atmospheric Modeling Studies

Investigating the Influence of Land Cover Changes on Regional Weather and Climate Variability Land cover datasets derived from 1992-93 Landsat TM played a key role in regional atmospheric modeling studies. Joint research by Colorado State [...]

Landsat mosaic of two major West Antarctic ice streams
Apr 6, 2006Monitoring Ice Sheet Activity in Antarctica

In this article, glaciologist Dr. Robert Bindschadler describes his use of Landsat data to study Antarctica. "The most impressive aspect of Antarctica is its shear enormity.  It’s larger than the United States, including Alaska.  Researchers [...]

Mesopotamian marshes
Apr 6, 2006Supporting Restoration of the “Garden of Eden”: Mesopotamian Wetlands

Contributor: Jeff Masek The United Nations Environmental Programme (UNEP) has undertaken an assessment of the recent dramatic decline in some unique Mesopotamian marshes, and has relied heavily on Landsat data for their mapping. The Mesopotamian [...]

Landsat-derived record of increasing urbanization
Apr 6, 2006Planning for Restoration of Chesapeake Bay

Contributor: Scott Goetz After years of scientific research, policy analysis, public education, and substantial sums of money spent, restoration of Chesapeake Bay remains a challenge. Few of the indicators of habitat, fisheries, or water quality [...]

Forest fire
Apr 6, 2006Quantifying Burn Severity

Contributors: TK, Jeannie Allen Through the Joint National Park Service (NPS)-USGS National Burn Severity Mapping Project, researchers use Landsat imagery to quantify fire effects over large, often remote regions and long time intervals.  The [...]

cattle feedlots
Apr 6, 2006Collaboration for Cancer Research

Contributor: Susan Maxwell Human health scientists have associated cancer, neurological disorders, and adverse reproductive outcomes with exposure to agricultural chemicals. Lack of information on historical environmental exposure to these Read [...]

A farmer tending his field.
Apr 6, 2006Saving Millions in Government Dollars: Landsat Helps Fight Crop Insurance Fraud

Contributor: Laura Rocchio Farming is a risky business. A farmer must deal with the precarious nature of the weather, the volatility of commodity prices, the perils of insects and disease, all so that you and I can eat. The U.S. Department Read [...]

Assaf Anyamba and Major Michael Sardelis investigate possible locations of dambos in Yemen where mosquitoes may be carrying Rift Valley Fever.
Apr 6, 2006Mapping Rift Valley Fever Outbreak Risk Areas

Contributors: Assaf Anyamba with Kenneth J. Linthicum, Compton J. Tucker, Robert Mahoney, and Randall During the period of August to September 2000, the Yemen Ministry of Agriculture and Irrigation, and the Ministry of Health reported the [...]

Florida Keys coral reefs
Apr 6, 2006Mapping Coral Reefs

Not long ago, people searching for coral reefs traveled by boat or plane, and relied on notes from captains who spotted them on voyages in the 1800s.  Knowing the location and distribution of reefs is important for exploring their role in the [...]

Landsat GeoCover mosaic of Australia.
Apr 6, 2006Assessing Carbon Stocks: The Australia National Carbon Accounting System (NCAS)

Carbon dioxide and methane are both greenhouse gases that trap solar energy within the Earth's atmosphere. Increases in the concentration of these gases since the industrial revolution have been linked to global warming. To a large degree, their [...]

Apr 1, 2006Landsat 5 Resumes Operations: Problem With Traveling Wave Tube Amplifier Resolved

The Landsat 5 Flight Operations Team (FOT) engineers recently determined that the Mar. 16 Traveling Wave Tube Amplifier (TWTA) anomaly was due to a power spike coinciding with transmitter turn-on. To avoid this crippling power surge, the FOT has [...]