News archive - 2010

Friday, December 24, 2010

Little Daisy Mine - Jerome

Peter Russell

Department of Earth and Environmental Sciences, University of Waterloo

A middle-aged couple walking along the Verde River in Cottonwood, Arizona, stopped to talk to me as I was sketching. They explained that the tall phragmites grass along the river was used by the native peoples as roofing in their homes and as the stem of arrows.

Friday, December 24, 2010

Alan Morgan retires!

Maria Phillips-Lenz

Friday, December 24, 2010

Potholes

Paul Karrow

Friday, December 24, 2010

Marl

Paul Karrow

Department of Earth and Environmental Sciences, University of Waterloo

Marl is a soft, light-coloured (white to pale gray or) mud-like sediment, seen in shallow waters of some small lakes or ponds, or under swamp lands, where it typically is covered by black organic sediment (Figure 1).

Friday, December 24, 2010