A low-cost, portable, laser heterodyne radiometer for validating passive satellite observations of column carbon dioxide and methane

Emily Lynn Wilson1, Anthony DiGregorio2, Geronimo L Villanueva1, Karla Miletti3, Christopher Grunberg4, Mischa Grunberg4, Melissa Floyd5 and Arsenio R. Menendez6, (1)NASA Goddard Space Flight Center, Greenbelt, MD, United States, (2)American University, Washington, DC, United States, (3)Delaware State University, Student, Dover, DE, United States, (4)University of Maryland College Park, Student, College Park, MD, United States, (5)NASA/GSFC, Code 699, Greenbelt, MD, United States, (6)University of Maryland College Park, GSFC Code 614, Greenbelt, MD, United States