Decarbonisation of coal mining company Exxaro’s operations and entire value chain is an urgent imperative to reduce carbon dioxide emissions, which will result in the additional benefits of avoiding market barriers, fines and the loss of social licence to operate. Exxaro Resources CEO Dr Nombasa Tsengwa highlighted this on Thursday, August 17, when the Johannesburg Stock Exchange-listed company reported that worsening electricity shortages are presenting opportunities for its renewable energy business, which reported improved 17% higher half-year revenue.