With the news that more than 540,000 people – more than 1 per cent of the population – now follow a vegan diet, 2016 has become the Year of the Vegan. But if you’re yet to be convinced, here are five compelling reasons to ditch animal products for good. There’s nothing like beginning an article with a little light-hearted doom-mongering, but animal agriculture is wreaking havoc on our planet. It is a leading cause of…