All episodes

1

Extracting coal and oil

Jun 23, 2009

1:02

2

Coal formation

Jun 23, 2009

5:34

3

Open cast mines

Jun 23, 2009

1:42

4

Oil in sand and shale

Jun 23, 2009

7:53

5

Hidden oil reserves

Jun 23, 2009

3:15

6

The North Sea oil bonanza

Jun 23, 2009

5:30