Ciara Nugent
Updated May 8, 2025 – 1.43pm, first published at May 7, 2025 – 4.23pm
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The sun-drenched vineyards of Mendoza make 80 per cent of Argentina’s wine, drawing thirsty tourists and stocking the world’s cellars with Malbec.
But the region is preparing to exploit an even more valuable red commodity that lies underground.
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Financial Times