Telegraph: It has often been claimed that avoiding red meat is beneficial to the environment, because it lowers emissions and less land is used to produce alternatives. But a study by Cranfield University, commissioned by WWF, the environmental group, found a substantial number of meat substitutes — such as soy, chickpeas and lentils — were more harmful to the environment because they were imported into Britain from overseas. The study concluded: “A switch from beef and milk to highly …