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  1. Nitrate in Drinking Water (1990 Video)

    Producer
    John Stratford
    Subject
    Agriculture; Technology
    Distribution
    Off-air recording licence, Videocassette. Standard formats. col. 24 min.

    Looks at how nitrate gets into the soil, and its progress thrgh it. Uses Hatton catchment area as an examples and examines the opposing views of the Rothamsted Experimental Station and the Water Research...

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  2. Plants: Problems with Water (1991 Video)

    Producer
    Aileen Llewellyn
    Subject
    Biology
    Distribution
    Off-air recording licence Sale, Videocassette. Standard formats. col. 24 min., 1998 sale: £145.00 (+VAT +p&p)

    When does biology seem to outstrip simple physics? Ordinary air pressure can only raise a column of water up ten metres, but a giant redwood tree can raise it more than 100 metres. The film demonstrates how...

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  3. Soap and Water (1987 Video)

    Producer
    Neil Cameron
    Subject
    History; Technology
    Distribution
    OUT OF DISTRIBUTION, Videocassette. Standard formats. col. 25 min.

    Looks at two aspects of water supply - the provision of abundant quantities of clean water and the consequences of that water being available. The building of the Thirlmere Dam in the Lake District in the...

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  4. A-Level Physics (1994 Video)

    Subject
    Physics
    Distribution
    Sale, Videocassette. VHS. col. 25 min., 1997 sale: £45.00 (+VAT +p&p)

    Explores the properties of water droplets water droplets, following on to a wider understanding of natural phenomena such as lightning, and applications such as photocopying, crop spraying and printing. In...

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  5. Water Management (2 Parts) (1977 Film, Video)

    Director
    Brian Spencer
    Producer
    Brian Spencer
    Subject
    Environmental science
    Distribution
    Film (16mm)

    Part 1: To maintain the quality of mains water, collected, treated and distributed by the water authorities requires close control of waste water discharges by industry at all stages. Costs of supplying and...

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  6. Mammals in Water (1991 Video)

    Producer
    Barrie Whatley
    Subject
    Biology
    Distribution
    Off-air recording licence Sale, Videocassette. Standard formats. col. 24 min., 1998 sale: £145.00 (+VAT +p&p)

    Compares the physiological adaptations made by a variety of diving mammals (whales, seals, dolphins) to water. The adaptations are found mainly in the thermo-regulatory and circulatory systems. Compares the...

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  7. Spacteach: Water Movement in the Soil-Plant-Atmosphere Continuum (1995 Multimedia)

    Subject
    Environmental science
    Distribution
    CD-ROM

    A CAL module for exploring factors controlling soil water dynamics. In two parts: 1) simulates water movement within the soil profile and exchanges of water at the soil surface through evaporation and...

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  8. Water for a City: Nottingham (1985 Video)

    Subject
    Environmental science
    Distribution
    Sale, Videocassette. Standard formats. col. 33 min., 1998 sale: £55.00 (+VAT +p&p)

    Investigates the water supply for the city of Nottingham. Explores groundwater supply, the Derwent and Ladybower reservoirs and dams; the Carsington Reservoir and dam; extraction from the River Derwent; and...

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  9. A T TourÉ and the Peace Flame / Water, Water Everywhere (1998 Video)

    Subject
    Development studies; Politics & government
    Distribution
    Sale, Videocassette. VHS. col. 30 min., 1999 sale: £30.00 (+VAT +p&p)

    Two films that are part of a series exploring ways of resolving conflicts across Africa.

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  10. Bali: Down from the Mountain (1978 Film)

    Director
    Peter Ramsden
    Subject
    Anthropology
    Distribution
    Film (16mm)

    About the use of water in Bali and its relation to purity. Shows sequences of stages of the ceremony for consecrating holy water and of the three-month ceremony for removing the impurities of birth.

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31-40 of 558 results | Page 4 of 56
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