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Clip description Keywords
Chemical weathering by solution in upland limestone scenery
Chemical weathering by solution in upland limestone scenery

Duration: 01:22

The deflation of the upland limestone landscape by slow solution weathering is demonstrated at Norber in the Yorkshire Dales.

 
Evidence of land rising since ice age.
Evidence of land rising since ice age.

Duration: 03:20

Audio interview at Portmuck in Northern Ireland about how limpets hold clues to the land rising since the ice age.

 
Igneous landscapes - Aberdeen
Igneous landscapes - Aberdeen

Duration: 03:28

An explanation of the formation of the igneous rock granite, which is common in Aberdeenshire.

 
Igneous landscapes - Edinburgh castle
Igneous landscapes - Edinburgh castle

Duration: 02:17

Edinburgh castle is built on a granite plug, which was formed when a volcano erupted in Edinburgh millions of years ago.

 
Igneous landscapes - Northumberland and Hadrians Wall
Igneous landscapes - Northumberland and Hadrians Wall

Duration: 02:03

Hadrian's Wall was built on igneous rock in Northumberland - perfect for defence. The line of igneous rock found here is a sill.

 
Limestone landscapes
Limestone landscapes

Duration: 04:25

Carboniferous limestone is found in the north of England. Limestone pavements with associated clints and grykes are formed here because the acid rain water dissolves the limestone.

 
Limestone landscapes - caverns and the water table
Limestone landscapes - caverns and the water table

Duration: 04:44

Spectacular limestone landscapes are also found underground. Chemical erosion creates intricate labyrinths of caverns and chambers with stalactites and stalagmites.

 
South Wales - communities defined by the landscape
South Wales - communities defined by the landscape

Duration: 04:24

One hundred and fifty years ago the landscape of South Wales was transformed by the coal industry. From the air you can see the industrial legacy and, more than anywhere else in Britain, communities defined by the landscape.

 
Surface features of upland limestone scenery
Surface features of upland limestone scenery

Duration: 03:17

In the Malham Cove area of the Yorkshire Dales the landscape has been shaped by the erosion of limestone outcrops by chemical weathering and erosion. Annotated images of scars, scree and limestone pavements are shown.

 
Tetra pods in Kerry.
Tetra pods in Kerry.

Duration: 01:49

Tetrapod footprints can be seen in the rocks near Kerry in Ireland

 
The Yorkshire Dales National Park
The Yorkshire Dales National Park

Duration: 01:11

An introduction to the Yorkshire Dales National Park and the topic of limestone scenery.

 
Underground cave scenery
Underground cave scenery

Duration: 02:48

The scenery of underground cave systems is developed by the slow deposition of calcite on the ceiling, walls and floor of the caves. Stalactites, stalagmites and pillars are formed.

 

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