August 2014


Taking Landsat 8 to the Beach
Aug 22, 2014Taking Landsat 8 to the Beach

Some things go perfectly with a summer trip to the coast: sunscreen, mystery novels, cold beverages, and sand castles. Other things—like algae blooms or polluted runoff—are a lot less appealing. The newest generation of Landsat satellite Read [...]

The Great Salt Lake shrank between 1985 and 2010
Aug 21, 2014Landsat and Water: Using Space to Advance Resource Solutions

[By Jon Campbell, USGS] A recent White House-led assessment found that Landsat is among the Nation’s most critical Earth observing systems, second only to GPS and weather. A new USGS study, Landsat and Water — Case Studies of the Uses and [...]

Giant kelp
Jul 31, 2014Tracking Giant Kelp From Space

[By: Julie Cohen, UC Santa Barbara] Citizen scientists worldwide are invited to take part in marine ecology research, and they won’t have to get their feet wet to do it. The Floating Forests project, an initiative spearheaded by scientists at UC [...]

Landsat-derived map of field use
Jul 23, 2014Landsat’s Role in Water Resource Management

[By Larisa Serbina and Holly M. Miller, USGS] Water availability and allocation are issues gaining a great deal of attention, particularly in arid climates. Increases in population growth and recent droughts bring urgency to measuring and [...]

Cladophora
Jul 8, 2014At the Beach with Landsat 8

[excerpted from Kate Ramsayer, NASA Goddard] Scientists with the Michigan Tech Research Institute are tracking the spread of Chladophora, a hair-fine algae that attaches to shallow water rocks, or the shells of dead invasive zebra and quagga [...]

USGS Landsat Water Report
Jul 1, 2014Landsat and Water—Case Studies of the Uses and Benefits of Landsat Imagery in Water Resources

[Source: USGS] The Landsat program has been collecting and archiving moderate resolution earth imagery since 1972. The number of Landsat users and uses has increased exponentially since the enactment of a free and open data policy in 2008, which [...]

aquaculture operation
May 28, 2014Losing Tidal Flats Around the Yellow Sea

May 28, 2014 • Using Landsat time series data, a group of Australian and British ecologist have found that the Yellow Sea has lost 28% of its tidal flats in the last three decades. The Yellow Sea lies east of mainland China and west of the [...]

Tad Pfeffer
May 7, 2014Nearly 200,000 Glaciers Mapped for Better Sea Level Rise Estimates

[Source: CU-Boulder] An international team led by glaciologists from the University of Colorado Boulder and Trent University in Ontario, Canada has completed the first mapping of virtually all of the world’s glaciers—including their locations [...]