The Weekly Geek: Anaerobic Digestion

Every year, we bury thousands of tonnes of waste food in landfill sites around the UK. In all, about half of our total landfill comes from biodegradable waste, where it becomes part of the problem that contributes to climate change. Instead of sending it to landfill, anaerobic digestion allows us to convert this waste into ‘biogas', making it part of the solution.