Dunes Flashcards
1
Q
Hesp, 2011
A
- 4 types
- Requirements (supply, threshold)
- Type of dune (foredune, disturbance= blowouts and parabolic)
2
Q
Houser and Ellis, 2003
A
- Requirements (fetch, vegetation)
- Entrain occurs when…
- Stoss and lee
3
Q
(Wolfe and Nickling, 1993)
A
Even a sparse vegetation cover will weaken the power of wind, shelter the ground surface and trap sand grains.
4
Q
Prevailing wind threshold
A
An onshore prevailing wind of at least 4.5 metres per
second.
