For Nicolas Joly, the world of wine faces two existential threats – a changing climate and the insidious effects of modern technology, which mask the true expression of a vine. How can biodynamic techniques help winemakers adapt to a warming planet? And what can we do to restore the original concept of an appellation contrôlée, degraded by the widespread use of lab-bred yeasts and vine clones? Nicolas says: “Each place where biodynamics is well practised is like a needle of acupuncture for life forces".