A comprehensive environmental investigation reveals alarming levels of human waste contaminating London's river systems, streams, and brooks. The primary culprit behind this pollution crisis is faulty plumbing infrastructure, where improper connections redirect domestic sewage from washing machines, toilets, and kitchen sinks directly into natural waterways. This infrastructure failure poses serious threats to aquatic ecosystems and public health, highlighting the urgent need for infrastructure upgrades and environmental remediation across the capital's water management systems.

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