JAPRS & SIS. Vol.34. Part 7. “Resource and Environmental Monitoring". Hyderabad. India. 2002 
e area. On 
acquired in 
negligible 
— ESE hill 
crops. The 
is that the 
nd whereas 
vith dense 
ion alone 
lar spatial 
geometric 
 1121-day 
5 and June 
teristics to 
in Iraq (as 
gh overall 
ith WNW- 
cept in the 
e indicates 
stable at 
e image of 
ological or 
lition as in 
ally stable 
; temporal 
ilized for 
Linear 
dunes 
(oblique) 
  
Figure Ib: Coherence image of the tandem couple of Mauritania test site showing coast line (blue). active onshore 
area (cyan). low-lying back-shore region covered by silt and clay and sometimes with stagnant water (deep green). 
open-fields covered by sand deposits and eolian landforms (linear oblique sand dunes and sparse vegetation). 
c 
  
Figure 2: False colour composite assigning 35-day coherence image as red channel and tandem couple coherence image 
as green and blue channels. Coastal transgression and regression during 3 years period from April 1996 to June. 1999 are 
indicated by pink and violet areas respectively. Nouakchott city area shows high coherence in both the couples. Southern 
slope of the dunes is more coherent in ascending couple (cyan) and northern slope is more coherent in descending couple 
(red) 
area(pink) and 
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