Hens will be fed insects to lay carbon-neutral eggs for Morrisons

Chickens' diet cuts emissions linked to soya feed, while retailer's food waste will fuel bug farms'

Morrisons will offer consumers the first carbon-neutral" eggs to be produced by feeding hens insects raised on food waste from the company's supermarkets.

Chickens laying the eggs will have a soya-free diet including insects fed on food scraps from the retailer's bakery, fruit and vegetable sites.