Persistent Identifier
|
hdl:2014/54422 |
Publication Date
|
2023-04-03 |
Title
| SMAP Validation Experiment 2019-2021 (SMAPVEX19-21): Detection of Soil Moisture Under Temperate Forest Canopy |
Author
| Colliander, Andreas (Pasadena, CA: Jet Propulsion Laboratory, National Aeronautics and Space Administration, 2021)
Cosh, Michael H. (Pasadena, CA: Jet Propulsion Laboratory, National Aeronautics and Space Administration, 2021)
Misra, Sidharth (Pasadena, CA: Jet Propulsion Laboratory, National Aeronautics and Space Administration, 2021)
Bourgeau-Chavez, Laura (Pasadena, CA: Jet Propulsion Laboratory, National Aeronautics and Space Administration, 2021)
Kelly, Vicky (Pasadena, CA: Jet Propulsion Laboratory, National Aeronautics and Space Administration, 2021)
Siqueira, Paul (Pasadena, CA: Jet Propulsion Laboratory, National Aeronautics and Space Administration, 2021)
Roy, Alexandre (Pasadena, CA: Jet Propulsion Laboratory, National Aeronautics and Space Administration, 2021)
Lakhankar, Tarendra (Pasadena, CA: Jet Propulsion Laboratory, National Aeronautics and Space Administration, 2021)
Kraatz, Simon (Pasadena, CA: Jet Propulsion Laboratory, National Aeronautics and Space Administration, 2021)
Konings, Alexandra (Pasadena, CA: Jet Propulsion Laboratory, National Aeronautics and Space Administration, 2021)
Kurum, Mehmet (Pasadena, CA: Jet Propulsion Laboratory, National Aeronautics and Space Administration, 2021)
Entekhabi, Dara (Pasadena, CA: Jet Propulsion Laboratory, National Aeronautics and Space Administration, 2021)
O’Neill, Peggy (Pasadena, CA: Jet Propulsion Laboratory, National Aeronautics and Space Administration, 2021)
Yueh, Simon H. (Pasadena, CA: Jet Propulsion Laboratory, National Aeronautics and Space Administration, 2021) |
Point of Contact
|
Use email button above to contact.
Colliander, Andreas |
Description
| The retrieval of soil moisture under forest canopy has long been an important goal for low frequency remote sensing. The NASA mission started a dedicated field experiment in May 2019 by deploying two temporary soil moisture networks in northeast US that cover two separate SMAP pixels with variable degree of forest cover. The measurements will be augmented with two intensive observation periods (IOP). The first IOP is planned for July and the other one for October. The IOPs will see deployment of the airborne PALS (Passive Active L-band sensor) instrument, which is similar to the SMAP instrument, and intensive manual measurements of soil moisture and vegetation. The measurements also include tower-based radiometer observations with ground truth measurements within the instrument footprint. The early results have shown that the SMAP measurement signal at L-band is sensitive to soil moisture changes observed on the ground. |
Subject
| Other |
Production Date
| 2021-07-11 |