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Climate change threatens the world with drought, rising sea levels, powerful storms – and a global beer crisis, say researchers. The effects of global warming are likely to lead to sharp falls in crop yields of barley, an essential beer ingredient, scientists predict. Droughts and heat waves were expected to cause barley declines of up to 17% in parts of the US, Europe, Australia and Asia where the grain is grown most. Not having a cool pint at the end of an increasingly common hot day just adds insult to injury. As a result, the cost of beer could soar. According to the US scientists’ economic model, the price of a six-pack of beer could go up by an extra 20 dollars (£15) in Ireland. Rese... Full story

15 October