How are glaciers formed?

The formation, flow and retreat of glaciers

4:45

 

The effect of climate change on glaciers and their movements

An example of a glacier.

The Franz Josef glacier, New Zealand.

3:47

 

The effects of blizzards on the Franz Josef glacier in New Zealand. 

Louis Agassiz and movement of glaciers.

Movements of glaciers

7:01

 

A look at the experiments of Louis Agassiz showing the movement of glaciers downhill.

After the Ice Age - glacial breach.

Glacial breach

1:04

 

A look at how U-shaped glacial troughs proved useful for the building of railways.

Glaciers and their effect on the climate

The albedo effect

2:13

 

A look at how the albedo effect leads to more of the suns energy being reflected off the glacier's surface.

Glaciers - Evidence of global warming

Glacial retreat points to global warming

3:33

 

A look at how the photographs and paintings of glaciers a long time ago give evidence of global warming.

Features of glaciers

Glacial drift, boulder clay

and outwash.

3:58 

 

The effects of glaciation and melting on lowland areas. 

Glaciated Edinburgh.

3:23

 

A look at the evidence of glaciation in Edinburgh, Scotland. 

Lochaber, glaciated valley landscape.

3:29

 

The key features of a glaciated valley as can be found in the Lochaber area of Scotland. 

Before and after glaciation.

2:03

 

A highland landscape is describe before, during and after glaciation.