June 2014


Eastern U.S.
Jun 26, 2014Eastern U.S. a Carbon Sink from 2001-2005

Jun 26, 2014 • The U.S. Geological Survey released a report this week assessing terrestrial and aquatic greenhouse gas fluxes for the Eastern U.S., specifically focusing on carbon dioxide, methane, and nitrous oxide. An area of 3.05 million [...]

SOM projection
Jun 26, 2014John Parr Snyder’s Space Oblique Mercator Projection

To continually map the Earth’s surface using Landsat data, an entirely new projection had to be created. This new projection was created by John Parr Snyder and is known as the Space Oblique Mercator (SOM) projection. It is considered, “one of [...]

Spectral band importance in societal benefit areas
Jun 19, 2014National Land Imaging Requirements Pilot Project: Summary of Moderate Resolution Imaging User Requirements

[Source: USGS] Under the National Land Imaging Requirements (NLIR) Project, the U.S. Geological Survey (USGS) is developing a functional capability to obtain, characterize, manage, maintain and prioritize all Earth observing (EO) land remote [...]

Carolyn Merry
Jun 4, 2014Remembering Carolyn Merry

Carolyn Merry, a distinguished figure in the geospatial world who spent a year with the Landsat Project Science Office at Goddard Space Flight Center during the development of the Landsat 7 satellite in the 90’s, passed away yesterday. The [...]

Map of nations with land cover mapping satellites
May 30, 2014Insights Provided by New Compendium of Land Cover Mapping Satellites

May 30, 2014 • A compendium of civilian satellites with the potential to image global land surfaces has been compiled by Alan Belward and Jon Skøien from the Land Resource Management Unit of the European Commission’s Institute for [...]

A Landsat 8 Yearbook: Earth Images for Everyone
May 29, 2014A Landsat 8 Yearbook: Earth Images for Everyone

[Source: Jon Campbell, USGS] Landsat 8 has been on the job for a year now — since May 30, 2013, when NASA transferred ownership and operation of the satellite to the U.S. Geological Survey. About 100 days before that, NASA launched Landsat 8 [...]

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 [...]