• Publications
  • Influence
Multidisciplinary Investigations of Alpine Ice Patches in Southwest Yukon, Canada: Paleoenvironmental and Paleobiological Investigations
Since the discovery of dung-rich alpine ice patches in southwest Yukon in 1997, continuing multidisciplinary studies have provided a unique window on the biology, climate, and hunting activity inExpand
  • 80
  • 11
  • PDF
The state and future of Mars polar science and exploration.
As the planet's principal cold traps, the martian polar regions have accumulated extensive mantles of ice and dust that cover individual areas of approximately 10(6) km2 and total as much as 3-4 kmExpand
  • 116
  • 5
  • PDF
Geometric and thermal evolution of a surge-type glacier in its quiescent state : Trapridge glacier, Yukon Territory, Canada, 1969-89
Trapridge Glacier, Yukon Territory, Canada is a subpolar surge-type glacier. It last surged in the 1940s and is now in the late stages of quiescence. Since 1969, when the glacier was first surveyed,Expand
  • 91
  • 4
  • PDF
The Kwäday dän Ts'ínchi discovery from a glacier in British Columbia
Au cours des dernieres decennies, les glaciers et les champs de glace d'Amerique du Nord ont graduellement fondu et se sont ainsi progressivement retires. Une des consequences de ce phenomene estExpand
  • 49
  • 3
In Pursuit of Prehistoric Caribou on Thandlät, Southern Yukon
In 1997, the first author noted a large concentration of caribou (Rangifer sp.) fecal pellets and a caribou antler on a permanent snow patch in the Kusawa Lake area of southern Yukon. Caribou areExpand
  • 29
  • 3
  • PDF
Subglacial electrical phenomena
The subglacial electrical environment is surprisingly complex owing to the variety of processes that promote spatial and temporal variability. Possible sources of variability are the chemicalExpand
  • 20
  • 2
Instruments and Methods: Direct measurement of sliding at the glacier bed
Sliding at the base of Trapridge Glacier, Yukon Territory, Canada, was measured using a “drag spool”. We describe this simple and inexpensive instrument as well as its installation and operation.Expand
  • 88
  • 1
An ultra-clean firn core from the Devon Island Ice Cap, Nunavut, Canada, retrieved using a titanium drill specially designed for trace element studies.
An electromechanical drill with titanium barrels was used to recover a 63.7 m long firn core from Devon Island Ice Cap, Nunavut, Canada, representing 155 years of precipitation. The core wasExpand
  • 18
  • 1
Solid electrical conductivity (ECM) from four Agassiz ice cores, Ellesmere Island NWT, Canada: high-resolution signal and noise over the last millennium and low resolution over the Holocene
The solid DC electrical conductivity (ECM – Electrical Conductivity Method) of polar ice cores has become an important tool in identifying and quantifying volcanic acid layers, and this paperExpand
  • 27
  • 1