'One thing I've learned about modern farming – we shouldn't do it like this'

A journalist who has spent decades investigating ‘big ag’ explains why the drive for cheaper food has come at too high a priceAll photographs by Jo-Anne McArthur of We AnimalsAs we walked quietly through the trees, the water ahead looked like a manmade fishing lake, or maybe a small reservoir. We were in a strip of forest, along a single-track road, making our way towards a huge industrial farm. It was overcast and the high trees made the day even more gloomy.We had been hired to inv