基于 SMAP 的植被不透明度和反照率反演
地球物理
2020-12-08 v1
摘要
在陆地上,植被冠层通过发射、散射和衰减表层土壤发射来影响微波亮温。本研究解决的问题是:1)在全球不同生物群区,低频 L 波段下植被冠层的透明度如何?2)不同生物群区植被微波光学厚度的季节振幅如何?3)该频率下不同植被类型的有效散射如何?4)植被微波特性表征不精确对表层土壤状况反演有何影响?这些问题基于 NASA 土壤湿度主动被动(SMAP)测量最近完成的一个完整周年周期测量来探讨。
引用
@article{arxiv.2012.03317,
title = {SMAP-based retrieval of vegetation opacity and albedo},
author = {Dara Entekhabi and Alexandra Konings and Maria Piles and Narendra Das},
journal= {arXiv preprint arXiv:2012.03317},
year = {2020}
}
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