New research into the long-term, year-round impact of the invasive species could be vital to conservation organisations, local authorities and regulators. Conducted over three years by the University of Stirling, Scotland, in partnership with Newcastle University, the study has laid bare the far-reaching consequences of Himalayan balsam on river ecosystems. This includes a ‘significant weakening’ … Continue reading River managers need to understand the real impact of Himalayan balsam