Briksdalbreen Glacier near Olden, Western Fjords, Norway

A snowboarder enjoys superb spring snow high on the famous Valley Blanche ski run, one of the world's most celebrated glacier descents, with Mont Blanc Du Tacul in the distance, Mont Blanc, Chamonix, western Alps, France, Europe

PHD scientist Ian Bartholomew's GPS equipment measuring the speed of the Russell Glacier near Kangerlussuaq Greenland, Polar Regions

Passengers on the Bernina Glacier express that goes from Chur in Switzerland to Tirano in Italy, Europe

PHD scientist Ian Bartholomew using dye tracing techniques as part of a study to measure the speed of the Russell Glacier near Kangerlussuaq, Greenland, Polar Regions

PhD scientist Ian Bartholomew taking measurements as part of a study to measure the speed of the Russell Glacier near Kangerlussuaq, Greenland, Polar Regions

PHD scientist Ian Bartholomew using dye tracing techniques as part of a study to measure the speed of the Russell Glacier near Kangerlussuaq, Greenland, Polar Regions

PHD scientist Ian Bartholomew using dye tracing techniques as part of a study to measure the speed of the Russell Glacier near Kangerlussuaq, Greenland, Polar Regions

PhD scientist Ian Bartholomew taking measurements as part of a study to measure the speed of the Russell Glacier near Kangerlussuaq, Greenland, Polar Regions

PHD scientist Ian Bartholomew using dye tracing techniques as part of a study to measure the speed of the Russell Glacier near Kangerlussuaq, Greenland, Polar Regions

Snowmobiling on the Vatnajskull ice cap, Iceland

PHD scientist Ian Bartholomew taking measurements as part of a study to measure the speed of the Russell Glacier near Kangerlussuaq, Greenland, Polar Regions

PHD scientist Ian Bartholomew taking measurements as part of a study to measure the speed of the Russell Glacier near Kangerlussuaq, Greenland, Polar Regions

A thermometer taking the air temperature as part of a study to measure the speed of the Russell Glacier near Kangerlussuaq Greenland, Polar Regions

PHD scientist Ian Bartholomew's theodolite measuring the speed of the Russell Glacier near Kangerlussuaq, Greenland, Polar Regions

PHD scientist Ian Bartholomew using dye tracing techniques as part of a study to measure the speed of the Russell Glacier near Kangerlussuaq, Greenland, Polar Regions

PHD scientist Ian Bartholomew taking measurements as part of a study to measure the speed of the Russell Glacier near Kangerlussuaq, Greenland, Polar Regions

PHD scientist Ian Bartholomew using dye tracing techniques as part of a study to measure the speed of the Russell Glacier near Kangerlussuaq in Greenland, Polar Regions

PhD scientist Ian Bartholomew taking measurements as part of a study to measure the speed of the Russell Glacier near Kangerlussuaq, Greenland, Polar Regions

PHD scientist Ian Bartholomew taking measurements as part of a study to measure the speed of the Russell Glacier near Kangerlussuaq, Greenland, Polar Regions

PHD scientist Ian Bartholomew taking measurements as part of a study to measure the speed of the Russell Glacier near Kangerlussuaq, Greenland, Polar Regions

PHD scientist Ian Bartholomew using a theodolite to measure the speed of the Russell Glacier near Kangerlussuaq, Greenland, Polar Regions

PHD scientist Ian Bartholomew using a theodolite to measure the speed of the Russell Glacier near Kangerlussuaq, Greenland, Polar Regions

PHD scientist Ian Bartholomew's theodolite tripod being used to measure the speed of the Russell Glacier near Kangerlussuaq, Greenland, Polar Regions

Icebergs from the Jacobshavn glacier (Sermeq Kujalleq), Greenland, Polar Regions

An Inuit fishing boat sails through icebergs from the Jacobshavn glacier (Sermeq Kujalleq), Greenland, Polar Regions

Snowmobiles on Brokarjoekull, a tongue of Vatnajoekull, Iceland

Gravel road Ruta 40 with speed limit 20 Km/h, behind Lago Cardiel and Andes, near Perito Moreno, province Santa Cruz, Patagonia, Argentina, South America

A women riders her snowmobile through a powdery field leaving the evidence of her turns behind her.

Skiers skiing on Glacier Du Ruitor (Mt Blanc), La Rosiere, France, France