Category: pollution
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Levelling up? Uneven patterns of recent rainfall highlight characteristic river response and signpost future management strategy in the River Mole catchment.

Thunderstorms tracked across the Lower Mole basin in the early hours of 29 June 2023 but they largely missed the Upper Mole. The storms were much heavier over the Lower Mole to the north of the catchment over places like Molesey and Esher. In contrast the Upper Mole catchment to the south of Dorking received…
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Are the finger prints of Climate Change over the fish die-off in the Upper Mole?

A significant and very saddening fish die-off occurred on Sunday 11 June – Monday 12 June 2023 in the Upper River Mole between Charlwood and Horley along the realigned channel below the confluence of Man’s Brook. This post outlines the nature of the location, details of the event itself and explores some possible causes.
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From deluge to drought… building resilience in the River Mole catchment by “spongifying” the landscape!

In this post, I review flood management in the Mole catchment as it is now, including other nature based schemes; I also look at the benefits of Natural Flood Management and how they can contribute to flood control, reduction of pollution and increase resilience to drought; I also review NFM techniques, including benefits and potential…
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Lords Almighty! Causes of storm overflows, solutions to pollution and securing a future sustainable water supply.

What are the causes of river pollution and what recommendations are made by the Lords Report to improve river health and secure water supply for future generations?
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News! Real-Time storm discharge data now available from Thames Water

Some significant news on river pollution! Thames Water have today 4/01/2023 released a “live” map showing near real-time data on storm discharges at their sewage treatment plants. This is useful to identify how often and how long storm overflows occur. Thames Water want to be more transparent and open about their storm discharge activity. We…
