In August the Russians poisoned the Seym river, just across the border from Ukraine. Toxic chemicals went downstream killing fish, molluscs, crayfish, plants. For 650kms, the Seym and Desna rivers are dead. www.theguardian.com/world/2024/o...

‘Everything is dead’: Ukraine rushes to stem ecocide after river poisoning

Russia is suspected of deliberately leaking chemical waste into a river, with deadly consequences for wildlife