September 2012


Cladophora on shore of N. Manitou Island
Sep 26, 2012Using Landsat to Map Cladophora in the Great Lakes

Cladophora, a nuisance, native green algae that grows attached to solid substrate in all of the Laurentian Great Lakes, has expanded its range partially due to invasive quagga and zebra mussels. During significant storm events it detaches and [...]

Precipitation patterns of Tibetan Plateau
Aug 8, 2012Changing Precipitation Patterns Impacting Tibetan Plateau Glaciers

In the July issue of Nature Climate Change, Tandong Yao and colleagues report on the changing status of Tibetan Plateau glaciers over the past three decades. Using an array of data sources including Landsat (MSS, TM, and ETM+), the researchers [...]

Chesapeake Bay region
Jun 19, 2012EarthSky Interview with Peter Claggett: Seeing Chesapeake Bay Changes with Landsat

Satellite images show big changes happening to Chesapeake Bay, the largest estuary in the U.S., where freshwater meets the sea. Peter Claggett is a research geographer with the U.S. Geological Survey's Eastern Geographic Science Center. [...]

Apr 26, 2012Landsat Satellites See Texas Crop Circles

A water-rich polka dot pattern takes over the traditional rectangular patchwork of fields in this time series animation of 40 years of Landsat images. In the dry Texas panhandle near the town of Dalhart, this transformation is due to [...]

Pine Island Glacier
Apr 19, 2012Landsat Shows West Antarctic Ice Shelves Tearing Apart at the Seams

A new study examining nearly 40 years of satellite imagery has revealed that the floating ice shelves of a critical portion of West Antarctica are steadily losing their grip on adjacent bay walls, potentially amplifying an already accelerating [...]

Apr 17, 2012Looking to Landsat for Idaho Water Management

Source: Times-News Magic Valley Since 2000, Dr. Rick Allen has been using Landsat to manage water in Idaho. By using Landsat to measure evapotranspiration, water consumption can be accurately estimated. Allen says that Landsat images are [...]

Map of northern Mason Valley, NV
Apr 10, 2012Landsat can be an Impartial Arbitrator in Water Conflict Issues

• Speaking at an important state-wide water summit in March, Nevada Governor Brian Sandoval lauded DRI's METRIC program calling its Landsat satellite technology an important tool in monitoring water usage. In his keynote address at the [...]

Projected flooding in Williston, ND after catastrophic dam failure.
Apr 2, 2012Landsat Key Element in Flood Study

• Floods are considered the number one natural hazard, causing more deaths and damage year after year. The National Science Foundation (NSF) provided funding to a college in North Dakota for GIS and remote sensing technology and training [...]

Saudi Arabia fields
Mar 29, 2012Fields of Green Spring up in Saudi Arabia

The green fields that dot the desert draw on water that in part was trapped during the last Ice Age. In addition to rainwater that fell over several hundred thousand years, this fossil water filled aquifers that are now buried deep under the [...]

Mar 22, 2012World Water Day

• Water is an essential resource for food cultivation. With 7 billion humans to feed, efficiently managing the planet's water supply is essential. On March 22, 2012 the UN celebrates World Water Day.The Thermal Infrared Sensor (TIRS) on [...]