Food glorious food...

...we're anxious to try it, three banquets a day, our favourite diet...

Mmmhhh yes, about that...

One of the trickiest switches when wanting to live a more sustainable life is the one from gorging indiscriminately on what we want, to thinking about it with our environmentally friendly head on.

Ideally the change should be instant, but, let's face it, things happens differently for everyone, depending on so many circumstances so it is important to start with realistic goals.

A good start would be to stop pointing the finger and recognise that: "We don't need a handful of people doing zero waste perfectly, we need millions (possibly billions?) of people doing it imperfectly" and the change that would bring to the globe would be unbelievable.

Just like dieting starts in the supermarket, so does zero waste.

• Shop with meals in mind to avoid having to throw food away. Planning ahead and writing lists is a great help in this. There are many phone apps that can assist with the task. I like Mealime as it allows you to work around recipes, but there are hundreds out there.

• Always bring your own bags. Loose fruits and veg are best but if they are difficult to find around where you are look for recyclable symbols on the packaging and dispose of it efficiently.

• Shop seasonal - shop local. Price labels or product tags now have to display food provenance, so track that down, if it's had to travel from the other side of the world to get to where you are it comes with a huge carbon footprint - baaaad food.

• Beware of expiry date panic - these have been introduced relatively recently and, because of them, we seem to be losing the ability to recognise if our food is