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| Content Provider | IEEE Xplore Digital Library |
|---|---|
| Author | Wismann, V.R. Boehnke, K. |
| Copyright Year | 1996 |
| Description | Author affiliation: Inst. for Appl. Remote Sensing, Wedel, Germany (Wismann, V.R.; Boehnke, K.) |
| Abstract | Radar backscatter measurements obtained over Greenland by the ERS-1 scatterometer between August 1991 and November 1995 are investigated. The different snow and ice facies can be identified on NRCS maps by their different radar cross section. In the wet snow zones summer melting leads to a strong short-term decrease in NRCS of several dB in the months June to August (summer-dip). Here, a general trend of an increasing summer dip was observed from summer 1992 to summer 1995. In the Southwest part of Greenland for large areas of the percolation zone a significant trend of decreasing radar cross section of the order of 0.5 dB per year was observed, even when data of the summer-dip months were not considered. The largest gradients in radar backscatter are found at altitudes between 1500 m and 2500 m where the snow and ice cover persists during the entire year. |
| Starting Page | 2014 |
| Ending Page | 2016 |
| File Size | 362745 |
| Page Count | 3 |
| File Format | |
| ISBN | 0780330684 |
| DOI | 10.1109/IGARSS.1996.516873 |
| Language | English |
| Publisher | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
| Publisher Date | 1996-05-31 |
| Publisher Place | USA |
| Access Restriction | Subscribed |
| Rights Holder | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
| Subject Keyword | Radar cross section Radar measurements Snow Ice Spaceborne radar Backscatter Sea measurements Remote sensing Radar remote sensing Radar scattering |
| Content Type | Text |
| Resource Type | Article |
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