Transition of the Area of Kushiro Wetland


<Description>
The area of Kushiro wetland is currently about 20 thousand hectars, but it was 2.2 thousand hectars in 1950, and 2.5 thousand hectars early 20th century. About 20% of wetland has been disappered in a century, and this manly due to the man-caused effect.

<Explanatory Note>
ON/OFF
Legend
Name of Layer
Title of Reference
Source of Reference
ON
Ž©‘R’n–Ό
‘“y”’lξ•ρ
‘“y’n—‰@
(Ž©‘R’n–Ό)
OFF
‰w–Ό
‘“y”’lξ•ρ
‘“y’n—‰@
(‰w–Ό)
ON
ŽΌŒ΄ˆζ1997”N )
‘“y”’lξ•ρ
‘“y’n—‰@
ON
ŽΌŒ΄ˆζ1920”N 
Ž©‘RŠΒ‹«ξ•ρ}
ŠΒ‹«Θ
ON
‰q―‰ζ‘œ(ƒ‰ƒ“ƒhƒTƒbƒg)
-
LANDSAT