Steps will include using ultra violet disinfection, raising pumping capacity and creating more underground storage.
BBC: Northumbrian Water to put ?6m into Saltburn water works
The markings show up under ultra violet lights and, unlike property marking pens, are nearly impossible to remove.
BBC: NEWS | UK | England | South Yorkshire | Security kits to cut burglaries
SmartWater has a chemical fingerprint that links to a crime scene and is only visible under ultra violet light.
The ozone layer protects living things on the Earth's surface from the Sun's ultra-violet radiation.
Anglican churches are now introducing SmartWater which is painted on items and glows under ultra-violet lamps identifying the owner.
Some feared that ultra-violet rays from the concert lights would affect the marble.
The action of ultra-violet light from the sun on a molecule called 7-dehydrocholesterol, found in the skin, turns it into the vitamin.
But the increased ultra-violet (UV) solar radiation which the damaged ozone allows through to the surface of the earth is a threat to all living things.
Sometimes ultra-violet radiation is used to treat psoriasis and eczema.
Sunbeds work by exposing the skin to ultra-violet radiation.
The discover section of the site provides an insight into the science behind the study of Leonardo's work, including explanations and images of infra-red, ultra-violet and my favourite, the "computed axial tomography" of some of da Vinci's work.
Held in a scoop on the rover's mechanical arm, the tablespoon of pulverized gray rock offers planetary scientists their first sample from the planet's interior, where it may have been sheltered from the harsh surface chemistry and ultra-violet radiation.
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