Gradient extremals and valley floor bifurcations on potential energy surfaces... Solutions of a corresponding equation go along a valley floor or along a crest of a ridge, if the norm of the gradient is a minimum, and along a cirque or a cliff or a flank of one of the two if the gradient norm is a maximum....
Effects of earthflows on stream channel and valley floor morphology western cascade range, oregon... Where earthflow encroachment causes channel aggradation,dthe valley floor and channel upstream of the zone of directdearthflow constriction experiences widening and decrease in thedgradient of the valley floor and channel....
The greenway as a means to recover valley floor areas: a proposal for the mandacarú stream, maringá, paraná state, brazil - doi: 10.4025/actascitechnol.v34i4.12529... The proposed methodology begins with preparing a scenario for the valley floor with a greenway in place....
Influence of valley floor landforms on stream ecosystems. (these proceedingsAbstract: A hierarchical perspective of relationships between valley floor landforms, riparian plant communities, and aquatic ecosystems has been developed, based on studies of two fifth-order basins in the Cascade Mountains of Oregon....
