Too few farmers are transitioning to agricultural practices that are better for biodiversity, soil health and the climate, and “cognitive lock-ins” are to blame, says a new study. But there are ways to overcome these lock-ins, and they could also help farmers transition from livestock to plant agriculture, writes Claire Hamlett.

For many vegans, our love affair with the humble chickpea knows no bounds. Where would we be without our hummus, fresh falafel or chana masala? Chickpeas are an important and more sustainable source of protein for those who refuse to eat animals, but now a new study aims to show they could in fact feed the world and eliminate hunger completely.