Waterfront Boundary Changes
Due to change in amount of soil
Boundary
Boundary
Erosion
eroded
bottom
Acretion
acreted
land I
Soil builds
up(new land
,is formed)
Soil washes away
(land is lost)
Due to change in water level
Reliction
exposed
bottom
Boundary
Shift
Boundary
Higher Water
flooded (now
submerged) lan
re land
less land
is exposed
lowe:
~
40,5-
|