Meanwhile, rainfall in the Western Cape, which encompasses the majority of South Africa’s wine regions, including Cape Town, Franschhoek, Stellenbosch, Robertson, and Swartland, is expected to decrease by over 40mm annually.
By advancing phenology–the grapevine’s life cycle, warmer temperatures accelerate ripening, sparking a chain of reactions such as faster sugar accumulation, typical in higher-alcohol wines, and an accelerated drop in acidity, altering the aromas.
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