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4 (72 min): Explores water purity, safety and the role that chemistry plays in managing the environment. Looks at water management from the maintenance of river water quality to the detailed chemistry of the...
Investigates the problems posed by a scarcity of water in areas where rainfall in insufficient to meet local and regional needs. The case study is the Truckee-Carson Basin, an area on the border between the...
Highlights the frightening environmental problems that can be caused by the over-development of the desert areas of the southwest USA. Demonstrates the ecological damage being caused by irrigation without...
[See individual programme entries for synopses.]
Examines three areas of natural resource use: the commercial and technical issues behind the recycling of aluminium cans, the processes by which raw cotton becomes a woven fabric, and water as a natural...
Water may not be a scarce resource generally in the UK but it nonetheless needs careful management. The Dee River management scheme of the Welsh Water Authority is a fascinating example of such management,...
Shows how to comply with the new legal guidelines on water hygiene in and around buildings. Background information on legionella bacteria describes the conditions under which these microorganisms flourish...
Shows the London Water Ring Main, a system of gravity-fed tunnels constructed deep under London for bringing drinking water from Thames Valley treatment works into the capital. Pumping stations located at...
Covers developments up to 1993 resulting from an accident in July 1988 in the town of Camelford, Cornwall, when a lorry driver poured 20 tonnes of aluminium sulphate into the water treatment plant that...
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