Why has animal agriculture been brushed conveniently under the carpet? There is of course intense pressure from an extremely powerful meat and dairy lobby, the extent of which should not be underestimated. There also remains historical links between consuming meat and social status, and misinformation about the need for animal products in a healthy diet.
This past weekend we celebrated Earth Hour 2016, causing many of us to look at what changes we can make to do our bit for the planet. We all know about swapping light bulbs, shorter showers and driving less, but there's one change we can all make that has a bigger impact than anything else: what we put on our plate.
Instead of running wild over hills and dales, they get walked twice a day, if they are lucky, and get to pee on a tree in the midst of a concrete wasteland. If we were honest with ourselves, we would call this selfish. We would acknowledge that the dogs are not as happy as they could be, but we think they are cute and they amuse us, so we imprison them.
Few insects produce methane and the protein they provide would be an efficient and sustainable way to increase intake as the population grows. It could be argued that if we can overcome the fear of eating lab grown meat then we should instead get over our cultural aversions to eating edible insects.
If every person in the UK went meat free for one day, it would reduce our carbon footprint by more than if every vehicle in the UK was taken off the road for one day! As well as being responsible for a huge amount of global greenhouse gas emissions, meat production requires increasingly unsustainable levels of precious resources - land, water and energy...