which in turn perpetuates the form of the dune. Also note the presence of ripple marks on the annotated image above, which tells us that this interaction between fluid flow and morphology can ...

We created the first scaling laws for snow dune and ripple growth and movement. We compared them to the scaling laws for sand dunes and ripples. The end goal is to create a dynamic model for snow ...

The asteroid impact that slew the dinosaurs may have also indirectly sculpted the largest ripple marks ever found on Earth. A series of ridgelike structures more than three stories high and spaced ...