October 2015

2M Landsat 7 scene
Oct 28, 2015Landsat 7 Captures Two-Millionth Scene

Landsat 7, which launched on April 15, 1999, has been continuing to acquire land images worldwide for 16 years. Landsat 5 may hold the Guinness World Record for longest Earth-observing satellite at 28+ years, but Landsat 7 also has an impressive [...]

forest fall colors
Oct 28, 2015Forest Disturbance History from Landsat Released, 1986-2010

The Oak Ridge National Laboratory DAAC, has just release a Landsat-based forest disturbance history covering the years between 1986 and 2010.

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 [...]

Amsterdam Island
Oct 22, 2015The Loneliest Volcano on Earth

WIRED Magazine's Eric Klemetti wrote a blog post titled "The Loneliest Volcano on Earth" about Amsterdam Island in the Indian Ocean. In his post, Klemetti used a Landsat 8 image to show the lonesome volcano.

Matt Hansen
Oct 21, 2015Visualizing Data—Landsat at the World Economic Forum

The World Economic Forum has published a talk given by Illah Nourbakhsh, professor of robotics from Carnegie Mellon and Matthew Hansen, a remote sensing specialist at the University of Maryland, that demonstrates how visualizing big data can [...]

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 [...]

signing of agreement
Oct 19, 2015United States and European Union Sign Cooperation Arrangement on Copernicus Earth Observation Data

The European Commission and the United States signed the “Copernicus Cooperation Arrangement” which will facilitate data sharing from the Copernicus constellation of Sentinel Earth Observation satellites among a broad spectrum of users on both [...]

Mike Taylor
Oct 16, 2015The Chesapeake Bay in 661 Million Pixels

Imagine you're flying 438 miles above the Earth taking pictures and collecting information of everything below. What do you see? Now imagine you’ve been doing this non-stop for over 40 years. Do you notice any change?

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.