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London's Beavers: Urban Flood Fighters
18 Jun
Summary
- Beavers in London are natural engineers helping to prevent street flooding.
- They were reintroduced to the city after a 400-year absence.
- The Ealing beaver project boosts biodiversity and attracts visitors.

Beavers have become integral to London's urban landscape, notably helping to combat flooding in the Greenford area. These mammals, reintroduced to the city after a 400-year hiatus, naturally construct dams that protect nearby streets and a vital tube station from routine inundation.
The Ealing beaver project, which began with beavers transported from Scotland in 2023, is part of a broader rewilding initiative. The presence of these "natural engineers" has also led to increased biodiversity, attracting new species of fish, birds, and insects, transforming the wetland area into a thriving habitat.
Public engagement is a key aspect of the project, with "beaver safaris" offering locals and tourists a unique opportunity to observe the Eurasian beavers. These events, often sold out, highlight the successful coexistence of wildlife and urban environments, inspiring further rewilding efforts across the capital.
Proposals are underway to expand beaver reintroduction to other parts of London, such as Croydon. This initiative aligns with the city's broader rewilding fund, which aims to create and restore habitats, demonstrating the positive impact of urban wildlife on ecological health and community engagement.