Earth's physical resources: rocks for roads - for iPad/Mac/PC
6 episodes - English - Latest episode: about 15 years ago -Everyday life and the fabric of modern civilisation depend on using the Earth’s physical resources. This album explores the occurrence, availability, exploitation and sustainability of rocks and minerals. The two video tracks feature Thrislington and Divithill quarries in the north of England. Quarry and road construction managers talk about extraction and road laying processes, bulk aggregate transportation and ways to limit the impact of quarries on their surroundings. This material forms part of the course S278 Earth's physical resources: origin, use and environmental impact.
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Episodes
Transcript -- Rocks for Roads
June 23, 2009 02:37 - 19.1 KB application/pdfTranscript -- An an introduction to this album
How a quarry works
June 23, 2009 02:36 - 7 minutes - 80.6 MB VideoQuarry managers explain how rock is formed and how they extract different layers of stone. Once blasted and processed, it is used to build roads.
Transcript -- How a quarry works
June 23, 2009 02:36 - 31.1 KB application/pdfTranscript -- Quarry managers explain how rock is formed and how they extract different layers of stone. Once blasted and processed, it is used to build roads.
Longterm sustainability of quarries
June 23, 2009 02:35 - 4 minutes - 49 MB VideoA look at the road laying process. The need to supply locally, use natural road products and protect the environment around quarries.
Transcript -- Longterm sustainability of quarries
June 23, 2009 02:35 - 27.2 KB application/pdfTranscript -- A look at the road laying process. The need to supply locally, use natural road products and protect the environment around quarries.