Europe has a long history of human pressure on freshwater ecosystems. As pressure continues to grow and new threats emerge, there is an urgent need for conservation of freshwater biodiversity and its ecosystem services. However, whilst some taxonomic groups, mainly vertebrates, have received a disproportionate amount of attention and funds, other groups remain largely off the public and scientific radar. Freshw...
The freshwater pearl mussel Margaritifera margaritifera has been suffering major population declines in Europe. This endangered species is a host specialist and exclusively requires salmonid species (Salmo trutta and Salmo salar) to complete its life cycle. In theory, obligatory biotic interactions should deserve special conservation attention, because the loss or massive decline of fish hosts may elicit the ex...
[Excerpt] The armed conflict in Ukraine is the first in Europe after decades of peace and is currently taking thousands of human lives while reshaping global geopolitical dynamics. In addition to the humanitarian and economic consequences, the widespread environmental impacts of a conflict at this scale cannot be ignored (Figure 1). Ukraine harbors a great diversity of ecosystems, encompassing mountains (the Ca...