Beavers reintroduced to an English estate changed its stream within a year

详细摘要

The Spains Hall Estate in Essex has welcomed the return of beavers, leading to remarkable improvements in the local ecosystem. A year after their reintroduction, studies revealed…

Who knew one animal could change an entire landscape?Beavers in an English estate did not hold meetings about biodiversity, draw up restoration blueprints or worry about water quality. They simply got to work, felling trees, building dams and creating homes around the waterways they inhabit.A recent study in England by University of Liverpool has found that reintroducing beavers to an estate in Essex transformed the surrounding stream in just a year. Researchers recorded an increase in terrestrial insects, higher oxygen levels in the water and a striking reduction in nitrate concentrations downstream.

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