Published Research

The following references cite studies that used SMAP data from NSIDC. Please contact User Services if you have a reference you would like to share on this page.


Al Bitar, Ahmad, et al. 2017. The global SMOS Level 3 daily soil moisture and brightness temperature maps. Earth System Science Data 9(1): 293-315. doi:

Al-Yaari, A., et al. 2017. Evaluating soil moisture retrievals from ESA's SMOS and NASA's SMAP brightness temperature datasets. Remote Sensing of Environment 193: 257-273. doi:

Burgin, Mariko S., et al. 2017. A Comparative Study of the SMAP Passive Soil Moisture Product With Existing Satellite-Based Soil Moisture Products. IEEE Transactions on Geoscience and Remote Sensing 55(5): 2959-2971. doi:

Chew, Clara, et al. 2017. SMAP radar receiver measures land surface freeze/thaw state through capture of forward-scattered L-band signals. Remote Sensing of Environment 198: 333-344. doi:

Crow, Wade T., et al. 2017. L band microwave remote sensing and land data assimilation improve the representation of prestorm soil moisture conditions for hydrologic forecasting. Geophysical Research Letters 44(11): 5495-5503. doi:

Derksen, C., et al. 2017. Retrieving landscape freeze/thaw state from Soil Moisture Active Passive (SMAP) radar and radiometer measurements. Remote Sensing of Environment 194: 48-62. doi:

Fayne, Jessica, et al. 2017. Optical and Physical Methods for Mapping Flooding with Satellite Imagery. Remote Sensing of Hydrological Extremes: 83-103. Zurich: Springer.

Jin, Mengjie, et al. 2017. Evaluation and Improvement of SMOS and SMAP Soil Moisture Products for Soils with High Organic Matter over a Forested Area in Northeast China. Remote Sensing 9(4). Art. #387. doi:

Kim, Jin-woo, et al. 2017. Characterizing hydrologic changes of the Great Dismal Swamp using SAR/InSAR. Remote Sensing of Environment 198: 187-202. doi:

Knipper, Kyle R., et al. 2017. Downscaling SMAP and SMOS soil moisture with moderate-resolution imaging spectroradiometer visible and infrared products over southern Arizona. Journal of Applied Remote Sensing 11(12). Art. #020621. doi:

Konings, Alexandra G., et al. 2017. L-band vegetation optical depth and effective scattering albedo estimation from SMAP. Remote Sensing of Environment 198: 460-470. doi:

Koster, Randal D., Rolf H. Reichle, and Sarith P. P. Mahanama. 2017. A Data-Driven Approach for Daily Real-Time Estimates and Forecasts of Near-Surface Soil Moisture . Journal of Hydrometeorology 18(3): 837–843. doi:

Ma, Chunfeng, et al. 2017. Multi-Scale Validation of SMAP Soil Moisture Products over Cold and Arid Regions in Northwestern China Using Distributed . Remote Sensing 9(4). Art. #327. doi:

McColl, Kaighin A., et al. 2017. The global distribution and dynamics of surface soil moisture. Nature Geoscience 10: 100-104. doi:

Ouellette, Jeffrey D., et al. 2017. A Time-Series Approach to Estimating Soil Moisture From Vegetated Surfaces Using L-Band Radar Backscatter. IEEE Transactions on Geoscience and Remote Sensing 55(6): 3186 - 3193. doi:

Ray, R. L. 2017. Evaluation and Inter-Comparison of Satellite Soil Moisture Products Using In Situ Observations over Texas, U.S.. Water 9(6). Art. #372. doi:

Wrona, Elizabeth, et al. 2017. Validation of the Soil Moisture Active Passive (SMAP) satellite soil moisture retrieval in an Arctic tundra environment. Geophysical Research Letters 44(9): 4152-4158. doi:


Akbar, R., et al. 2016. Synergistic use of AirMOSS P-band SAR with the SMAP L-band radar-radiometer for soil moisture retrieval. 2016 International Conference on Electromagnetics in Advanced Applications (ICEAA): 793-795.

Chan, Steven J., et al. 2016. Assessment of the SMAP Passive Soil Moisture Product. IEEE Transactions on Geoscience and Remote Sensing 54(8): 4994 - 5007. doi:

Fascetti, F., et al. 2016. SMOS, ASCAT, SMAP and ERA soil moisture comparison through the Triple and Quadruple Collocation technique. Proceedings of SPIE 10003. Art. #100030H. doi:

Fascetti, F., et al. 2016. An assessment of SMOS version 6.20 products through Triple and Quadruple Collocation techniques considering ASCAT, ERA/Interim LAND, ISMNand SMAP soil moisture dat. 2016 14th Specialist Meeting on Microwave Radiometry and Remote Sensing of the Environment (MicroRad) . Lemesos: IEEE, 91 - 94. doi:

Fournier, S., et al. 2016. SMAP observes flooding from land to sea: The Texas event of 2015. Geophysical Research Letters 43(19): 10338-10346. doi:

Huntemann, M., C. Patilea, and G. Heygster. 2016. Thickness of thin sea ice retrieved from SMOS and SMAP. 2016 IEEE International Geoscience and Remote Sensing Symposium (IGARSS). doi:

Jones, L. A., et al. 2016. The SMAP level 4 carbon product for monitoring terrestrial ecosystem-atmosphere CO2 exchange. 2016 IEEE International Geoscience and Remote Sensing Symposium (IGARSS) : 139-142. doi:

Koster, Randal D., et al. 2016. Precipitation estimation using L-band and C-band soil moisture retrievals. Water Resources Research 52(9): 7213-7225. doi:

Mecklenberg, S., et al. 2016. ESA's Soil Moisture and Ocean Salinity mission: From science to operational applications. Remote Sensing of Environment 180: 3-18. doi:

Pan, Ming, et al. 2016. An initial assessment of SMAP soil moisture retrievals using high-resolution model simulations and in situ observations. Geophysical Research Letters 43(8): 9662-9668. doi:

Saavedra, Pablo, Clemens Simmer, and Bernd Schalge. 2016. Evaluation of Modeled High Resolution Virtual Brightness Temperatures Compared to Space-Borne Observations for the Neckar Catchment. Microwave Radiometry and Remote Sensing of the Environment (MicroRad), 2016 14th Specialist Meeting on. Piscataway, NJ: Institute of Electrical and Electronics Engineers ( IEEE ). doi:

Velpuri, Naga Manohar, Gabriel B. Senay and Jeffrey T. Morisette. 2016. Evaluating New SMAP Soil Moisture for Drought Monitoring in the Rangelands of the US High Plains. Rangelands 38(4): 183-190. doi:

Zeng, Jiangyuan, et al. 2016. A Preliminary Evaluation of the SMAP Radiometer Soil Moisture Product Over United States and Europe Using Ground-Based Measurements . IEEE Transactions on Geoscience and Remote Sensing 54(8): 4929-4940. doi:


Frankenstein, Susan, Maria Stevens, and Constance Scott 2015. Ingestion of Simulated SMAP L3 Soil Moisture Data into Military Maneuver Planning. Journal of Hydrometeorology 16(1): 427-440. doi:

Kim, Seung-bum, et al. 2015. Feasibility of Inter-Comparing Airborne and Spaceborne Observations of Radar Backscattering Coefficients. IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing 8(7): 3507-3519. doi:


Entekhabi, Dara et al. 2014. SMAP Handbook–Soil Moisture Active Passive: Mapping Soil Moisture and Freeze/Thaw from Space. SMAP Project, JPL CL#14-2285, Jet Propulsion Laboratory, Pasadena, CA.