The Study of Rivers Pierre Julien Spring 2001

Objective n Review of Stan Schumm’s top five earth-shattering contributions to the field of fluvial geomorphology.

#1 Drainage Basin Evolution Rainfall-erosion facility

 Bottom up approach to channel evolution  Also known as Stan’s nursery Drainage Basin Evolution

#2 Planform Geometry n Stan’s Experiments on River Meandering

 Stan’s Experiments on River Braiding

#3 Nickpoints and Headcuts Nickpoint Headcut Gold pan?

Stan has been looking for gold for quite a long time

#4 Placer Mining n Stan studied placers and his books reveal where gold could be found in alluvial deposits. n His secret: “Placers can be found at any location within a valley from the top of the divide to the bedrock base of the valley fill” Schumm, The Fluvial System, p. 221.

#5 Threshold Concept Threshold

“Pair of Dime” of Schumm’s Threshold Concept Stan’s Gold Quest Time Stan’s retirement Expected threshold Post-CSU reality Schumm’s “pair of ducks”

Stan’s Retirement Objectives n Stay on the fast track. n Keep looking for gold. n Enjoy life.

Stay on the fast track

Ferrari’s race-winning secret

Schummi is # 1