Why did the fishing industry around the Aral Sea collapse?

The collapse of the fishing industry around the Aral Sea was primarily caused by the systematic diversion of the Syr Darya and Amu Darya rivers for large-scale agricultural irrigation projects beginning in the 1960s.123

This diversion led to a drastic reduction in water inflow, causing the sea to shrink significantly and resulting in several fatal environmental changes:

• Increased Salinity: As the water volume plummeted, the concentration of salt and minerals rose sharply, making the environment uninhabitable for once-abundant fish species such as sturgeon, carp, barbel, and roach.23
• Chemical Pollution: The sea suffered from intense pollution due to the runoff of insecticides and chemical fertilizers used in the surrounding irrigated farmlands.12
• Habitat Loss: The receding water levels isolated ports and destroyed the aquatic ecosystems necessary for commercial fishing operations.12

The destruction of this industry serves as a stark reminder of the ethical imperative to prioritize sustainable resource management over short-term economic gain, as the environmental degradation caused by these policies devastated both the regional economy and the health of the local population.124