A pint of the unusual? The search for a zero-waste beer

Making beer carries a fairly formidable environmental footprint, but craft brewers are taking up the challenge, using food waste and grey water to make sustainable alesHave you ever pondered how sustainable your favourite beer is? No, I hadn’t either – until I started brewing. In truth – and it pains me to say it – the act of transforming barley into fermented beer carries an environmental footprint of pretty epic proportions.To put it into perspective: average energy con