October 2015

close-up of study area land-terminating glacier
Oct 28, 2015Despite Warming, Landsat Reveals Decadal Slowdowns on Greenland Ice Sheet

Ice sheets are in perpetual motion, making their way downslope like a river. If the amount of snow that an ice sheet accumulates does not keep pace with its loss to the sea, sea level will rise. As temperatures have climbed, positive feedback [...]

Comparison of idle fields from 2011 to 2015
Oct 21, 2015Federal Agencies Release Data Showing California Central Valley Idle Farmland Doubling During Drought

NASA, in collaboration with the United States Department of Agriculture (USDA), United States Geological Survey (USGS), and the California Department of Water Resources, released data today showing the effect the current drought has had on [...]

Ayse Kilic (University of Nebraska)
Oct 14, 2015Tracking Agricultural Water Use on a Smartphone

This fall scientists at the University of Nebraska, with partners at Google Inc., the University of Idaho and the Desert Research Institute, introduced the latest evolution of METRIC technology—an application called EEFLUX, which will allow [...]

Horn Island Lagoon Mississippi
Oct 13, 2015Barrier Island Shorelines Extracted From Landsat Imagery

Landsat enables coastal geomorphologists to observe changes to barrier islands on annual and decadal time scales—providing information about island size, shape and position, as well as erosion, land loss and island breakup.

Gombe ecosystem
Sep 29, 2015Landsat Images Advance Watershed Restoration in Western Tanzania

For those who live along its shores, Lake Tanganyika in east Africa is the backbone of local transportation and serves as an essential source of household water and protein. Every night, fishers lure nocturnal, sardine-like fish called dagaa [...]

Sep 24, 2015Landsat Helps Feed the Birds

The BirdReturns program, created by The Nature Conservancy of California, is an effort to provide "pop-up habitats" for some of the millions of shorebirds, such as sandpipers and plovers, that migrate each year from their summer breeding grounds [...]

water hyacinth in bloom
Sep 2, 2015A Beautiful Menace: Tracking Water Hyacinth with Landsat

Delivering maps and tabular summaries of live water hyacinth coverage in waterways of the Sacramento-San Joaquin River Delta from the latest cloud-free Landsat satellite imagery.

cropland in PA
Aug 18, 2015How Landsat Helps: New Agricultural Case Studies from USGS

The Social and Economic Analysis team at the Fort Collins Science Center recently added five new agriculture focused case studies to their "Landsat Imagery: A Unique Resource" website.

Superglacial lakes in Greenland. Photo credit: Washington University.
Aug 17, 2015Lakes On A Glacier

How deep is that icy blue water on Greenland's ice sheet? Dr. Allen Pope, of the National Snow and Ice Data Center, is using data from the NASA/USGS Landsat 8 satellite to find out. In this video, Dr. Pope shares what he sees when he looks at a [...]

NOAA Ship Fairweather
Jul 23, 2015Avoiding Rock Bottom: How Landsat Aids Nautical Charting

On the most recent nautical chart of the Beaufort Sea where the long narrow Tapkaluk Islands of Alaska’s North Slope separate the sea from the shallow Elson Lagoon (Nautical Chart 16081) a massive shoal is immediately noticeable just west of the [...]