How much do you know about this stream-lined predator? — Tuna both lines supermarket shelves in unremarkable tin cans and is a culinary delight served in the most exclusive sashimi restaurants. Its popularity overlays a complex technological, ecological and political balance that allows us to continue to enjoy this fish as an everyday convenience. …

A brief journey from production, to pantry, to plate and what choices we can make for the environment, to reduce food waste and increase sustainability. Originating from South America the potato rapidly became a staple worldwide after the late 16th century.

Tucking in to my steaming salmon fillet I looked up to see the judging eyes of my goldfish piercing my conscience.

It can lower energy costs and emissions but digging into the data shows why this green technology has had low-uptake in sun-soaked Australia. — I have always enjoyed using copious amounts of hot water at home, focussing my guilty conscience on my excessive water wastage, but not sparing a thought for the energy consumption. Given that Australia and sun are synonymous for most people, you might assume that this is because I have been…

Can boiling less water in a kettle reduce CO₂ emissions? — Filling up the kettle for a hot drink? Reducing the amount of water you boil to just what you need can lead to surprising reductions in greenhouse gas emissions. My partner and I have very distinct habits when boiling the kettle for a cup of tea. He puts just a…