Pasta, protein bars and granola bars made from insect flour are to go on sale in Selfridges to highlight alternative proteins for inclusion in mainstream diets. Amid growing awareness of the environmental impact of livestock farming – and the benefits of reducing meat consumption – the British department store is the latest retailer to tap into the rising recognition of the benefits of eating insects on both nutritional and environmental grounds. Basil fusilli pasta and raspberry and pumpkin seed granola…