edie feature articles on this day... for May 2000, 1999, 1996, 1991

Take a trip into the past and see what feature articles were in published in May 2000, 1999, 1996, 1991

May 2000

ESA Chairman promotes open debate on Landfill Directive

Mike Averill, Group Chief Executive of Shanks Group plc, and current Chairman of the Environmental Services Association, expresses forthright views on key issues facing the waste management and environmental services industry, from both a company and industry-wide perspective, in an interview with L

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Magnesium hydroxide used to aid digestion

Rapid stabilisation of acidic waste sludges can be achieved using caustic soda or lime. But magnesium hydroxide is safer to handle and is much less likely to kill the bacteria needed for anaerobic sludge digestion.

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Chip measurement system for spot measurements

The new CMS from Draeger provides an immediate, true digital readout without the need for further evaluation.

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· Improved air quality figures for UK back call for concerted European action

· New flow monitoring system for Dublin's sewers

· Westminster mounts extensive consulations on pioneering Local Air Quality Action Plan

· Reducing COD levels for seafish processing

· Software designed to monitor irrigation pumps

· Purpose-designed compactor sets new pattern in landfill compaction

· One for the buoys...

May 1999

Photocatalytic industrial effluent treatment

Photocatalysis has been considered for a number of years to be an ideal technique for the treatment of industrial effluents. However, until now the cost of the process has been prohibitive for all but the most intractable problems. Recently Photox Bradford has developed a new approach to the

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Techniques to control industrial wastewater

The number of industries which choose to treat their waste on-site prior to discharge to either sewer or surface water continues to grow. Dr Nigel Horan of Aqua Enviro at the School of Civil Engineering at the University of Leeds explains some simple techniques for the control of industrial wa

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Businesses act in attempt to keep London dry

Groundwater levels in London vary from 10m to 40m below ground level reaching the highest point in the east in such areas as Woolwich and Barking. It is estimated that by 2010, if nothing is done, the water table will be between 20m and ground level in areas of Westminster and the City of L

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· Virtual visualisation of the Thames

· Water treatment for British Sugar CHP plant

· Pollution problem prevented at rail station

· £0.5 million scheme protects salmon rich river

· Wheal Jane minewater - the long term solution

May 1996

May 1991