Pollution a concern for TNB’s hydro dams

Tenaga Nasional Bhd (TNB) continues to contend with unforeseen expenditure in running hydroelectric (hydro) dams in the country, as an increasing level of water pollution has become a growing issue.

Despite this, the group’s power generation unit, TNB Power Generation Sdn Bhd (TNB Genco), acknowledges that hydro dams are considered an important source of renewable energy.