Articles sur Sewers

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New Delhi’s Yamuna River, like much of India’s water, is polluted. The world urgently needs low-carbon ways to clean things up. EPA/Harish Tyagi

Let’s make sure that cleaning up the world’s water doesn’t send our climate targets down the gurgler

Much of the world still lacks access to proper sanitation and clean water - an issue that needs urgent action. But without low-carbon technologies, clean water could come at the expense of the climate.
Concrete sewers such as this are suffering corrosion partly because of the chemical used to remove particles that cause cloudiness from drinking water. Oliver Sved

Crumbling sewers are linked to drinking water treatment

Australian sewers are being corroded partly because of an additive used in the drinking water treatment process. In some cases the lifetime of concrete pipes is being reduced by up to 90%. But much of…
Trouble is brewing underneath the city. Kirsty Wigglesworth/PA

Digging bigger sewers under London is expensive, but vital

London’s sewerage system is one of the wonders of the industrial world, and a prize example of great Victorian feats of engineering. The system was designed by the visionary Chief Engineer of the Metropolitan…
Run, don’t walk. County Clean

We must change our ways to fight fatbergs

It was a ball of grease so enormous, so destructive and so repugnant that not just London, but the whole world, recoiled in horror. The city’s biggest-ever fatberg lurked under Kingston-upon-Thames for…

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