The river held some of europes rarest fishes
Cyanides are dangerous pollutants destroying the life in waters.
Cyanide
They were the best places to start civilazation
Yes, there are a huge amount of rivers in Europe.
Cyanide
there are 31 main rivers in the continent of europe
chlorine not the answer
YES
Mitochondria
the rivers make it difficult to travel across europe
Yes, it is. It takes time for it to kill.
The Daube, the Rhine, and the Loire are very important rivers in Europe.