Authors
J-P Wigneron, TJ Jackson, P O'neill, Gabrielle De Lannoy, Patricia de Rosnay, JP Walker, P Ferrazzoli, V Mironov, Simone Bircher, JP Grant, M Kurum, M Schwank, J Munoz-Sabater, N Das, A Royer, Amen Al-Yaari, A Al Bitar, R Fernandez-Moran, H Lawrence, A Mialon, M Parrens, P Richaume, S Delwart, Y Kerr
Publication date
2017/4/1
Source
Remote Sensing of Environment
Volume
192
Pages
238-262
Publisher
Elsevier
Description
Two passive microwave missions are currently operating at L-band to monitor surface soil moisture (SM) over continental surfaces. The SMOS sensor, based on an innovative interferometric technology enabling multi-angular signatures of surfaces to be measured, was launched in November 2009. The SMAP sensor, based on a large mesh reflector 6 m in diameter providing a conically scanning antenna beam with a surface incidence angle of 40°, was launched in January of 2015. Over the last decade, an intense scientific activity has focused on the development of the SM retrieval algorithms for the two missions. This activity has relied on many field (mainly tower-based) and airborne experimental campaigns, and since 2010–2011, on the SMOS and Aquarius space-borne L-band observations. It has relied too on the use of numerical, physical and semi-empirical models to simulate the microwave brightness …
Total citations
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