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Thames Water also removes, treats and disposes of 4.6 billion litres (1,000 million imperial gallons) of wastewater per day from 15.5 million customers (6 million properties) using 5,123 sewage pumping stations through 109,292 km (67,911 mi) of managed sewerage mains to 353 sewage treatment works across an area of 13,000 km 2 (5,000 sq mi) of ...
One species, S. tamesis, has been introduced into the streams of Europe, where it is now widespread; its synonyms are S. eiseni, S. benhami, S. guatemalensis, S. carnea, S. elongatus, S. cuenoti and, newly, S. langi. [1] [2] [3] Sparganophilus species are characterised by a simple gut with no gizzard and no typhlosole. They are true earthworms ...
Through to the late 16th century, London citizens turned to the tidal Thames for much of their non-drinking water. For drinking, due to the brackish and perceptibly poor taste of the Thames, they tended to rely on wells and tributaries rising in around a dozen natural springs on the north side of the Thames, restricting the city's expansion south of the river.
The name "Isis" is especially used in the context of rowing at the University of Oxford.A number of rowing regattas are held on the Isis, including Eights Week, the most important Oxford University regatta, in the Trinity term (summer), Torpids in the Hilary term (early spring) and Christ Church Regatta for novices in the Michaelmas term (autumn).
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One of the major resources provided by the Thames is the water distributed as drinking water by Thames Water, whose area of responsibility covers the length of the River Thames. The Thames Water Ring Main is the main distribution mechanism for water in London, with one major loop linking the Hampton , Walton , Ashford and Kempton Park Water ...
Cattle grazing below high water, Isle of Dogs, 1792 (Robert Dodd, detail: National Maritime Museum) The Embanking of the tidal Thames is the historical process by which the lower River Thames, at one time a shallow waterway, perhaps five times broader than today, winding through malarious marshlands, has been transformed by human intervention into a deep, narrow tidal canal flowing between ...
All the gates are hollow and made of steel up to 40 millimetres (1.6 in) thick. The gates are filled with water when submerged and empty as they emerge from the river. The four large central gates are 20.1 metres (66 ft) high and weigh 3,700 tonnes each. [13] Four radial gates by the river banks, also about 30 metres (100 ft) wide, can be lowered.