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 square kilometers east of the Mississippi was assessed.
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 the most complex projections ever devised” according to cartographic historian, John W. Hessler.
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. This projection has been referred to as, “one of the most complex projections ever devised” by Library of Congress cartographic historian, John W. Hessler.
