Champagne lovers may find themselves getting tipsy more quickly after French producers have been given the go-ahead to raise the alcohol content in a bottle of bubbly for the first time following this summer's record heatwave. Winemakers can temporarily produce champagne with an alcohol content of up to 15% - above the 13% cap, industry officials have said. The extreme heat and drought produced grapes with exceptionally higher sugar levels. Yeast converts sugar into alcohol during fermentation. France's Champagne region also saw its earliest-ever harvest due to the weather, something that could become the norm "in 10 to 15 years" because of climate change, according to the Comite Champagne industry association.
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