Don't treat water risk in isolation, warns SABMiller chief

'A joined up approach to water, food and energy is critical if big business is to safeguard against future risks in water security, according to SABMiller chief executive Alan Clark.

The boss behind one of the world's leading breweries highlighted the pressing issue in the company's latest sustainable development report, and said his company was now taking steps to collaborate with governments across the world to address the problem. '

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