It’s the twenty first of December and which means it’s time to blast Paul Kelly’s Christmas basic How to Make Gravy on whatever speakers you’ve received entry to. Affordable wild-caught prawns may soon be off the festive desk, with species within the north going through increased threats from industries looking to extract huge amounts of water from rivers. Small canisters of nitrous oxide gasoline designed for whipping cream but typically misused as a recreational drug — known as nangs, nozzies, bulbs, and whippets — are being provided for supply. Putting food on the table while isolating in regional SA just …