3D forward modelling of the impact of sediment transport and base level cycles on continental margins and incised valleys - From Depositional Systems to Sedimentary Successions on the Norwegian Continental Margin - page 465

(A)

Non-linear water-driven transport (n=1.5)

Sinuous deep incised valley
Shelf-edge delta

Sinuous deep and narrow incised valleys

0

-0.5

-1.0

1 0 2 0 3 0

x (km )

4 0 5 0 6 0 0

(B)

Linear water-driven transport (n=1)
Straight shallow incised valley

Straight shallow and wide incised valleys

Broad delta

A A'

0

- 0.5

-1.0

0 10 20 30

x (km)

40 50 60

(C)

Slope-driven transport (n=0)
Subaerial erosional surface

Wide subaerial erosional surface

Uniform shoreline

A A'

0

- 0.5

-1.0

0 10 20 30

x (km)

40 50 60

Sedimentation Rate Sand

10 m/ka 100%

0 50%

-10 m/ka 0%

Fig. 8. Comparison of the evolution of the passive margin model obtained using (A) a non-linear water driven diffusion
equation (non-linear exponent n = 1,5), (B) a linear water-driven diffusion equation (n = 1) and (C) a simple slope-driven
diffusion equation (n = 0).