Electricity pylons are seen in front of the cooling towers at the Lethabo Thermal Power Station,an Eskom coal-burning power station near Sasolburg in the northern Free State province. State-owned utility Eskom Holdings, which relies on coal for 80% of its power output, has battled to keep pace with demand since 2005. REUTERS
Electricity pylons are seen in front of the cooling towers at the Lethabo Thermal Power Station,an Eskom coal-burning power station near Sasolburg in the northern Free State province. State-owned utilShow more

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