Date: Thu, 03 Nov 2011 14:10:35 -0300

Figure n10: Les dimensions de changement

1975 - 1989 1989 - 1999

1999 - 2010

Surface selon type de changement

Type de changementSous priodes

1975 - 19891989 - 19991999 2010

km2%km2%km2%

1NDVI + IB + 195,145,720,60,1400

2NDVI + IB - 9,42,213,70,86398,093,26

3NDVI - IB - 4,91,1590,121,1016,53,87

4NDVI - IB + 217,150,87328,076,844,31,01

Ombre/rejet0,20,054,51,0681,87

TOTAL426,8100,00426,8100,00426,8100,00

Tableau n5: Surface selon type de changement (km2)

Type de changementSous priodes

1975 - 19891989 - 19991999 2010

km2%km2%km2%

1NDVI + IB + 7,81,84,61,1193,645,4

2NDVI + IB - 395,192,63,80,99,42,2

3NDVI - IB - 16,43,889,521,05,01,2

4NDVI - IB + 4,21,0325,776,3215,650,5

Ombre/rejet3,30,83,20,73,20,7

TOTAL426,8100,0426,8100,0426,8100,0

Figure n11: Surface selon type de changement (%)

1