Subsurface Scattered Photons: Friend or Foe? Improving visible light laser altimeter elevation estimates, and measuring surface properties using subsurface scattered photons

Adam Greeley, University of Maryland College Park, College Park, MD, United States, Nathan T Kurtz, NASA Goddard Space Flight Center, Cryospheric Science Lab, Greenbelt, United States, Tom Neumann, NASA Goddard Space Flight Ctr., Greenbelt, United States, William B Cook, NASA Goddard SFC, Greenbelt, MD, United States and Thorsten Markus, NASA Goddard Space Flight Center, Greenbelt, MD, United States