Turning Beer Into Energy

For beer lovers, it may sound like a tragic waste. For those who abhor waste, it is a tale of the circular economy that could play a vital part in our future. Millions of liters of unsold beer in southern Australia were this year converted into biogas that was then used to power a wastewater treatment plant. The beer that went stale was one of the many commercial casualties of the coronavirus pandemic. When Australia went on lockdown in the spring, pubs, bars, and restaurants closed, leaving tons of produce unconsumed. But rather than taking a…