BP has invested $30m (£23.6m) into a US company which has developed technology to convert natural gas into food for livestock and fish.
Calysta, based in California, has raised the money from BP Ventures, the investment wing of the oil and gas giant, to develop plants that can produce protein-based feed.
The company uses methane gas as an energy source to fuel the growth of bacteria in fermenters. The proteins created during this process are then harvested and dried into pellets and powders, which Calysta sells as animal food.
“It uses somewhere between 70pc less water than alternative ingredients including soy and wheat proteins. In that respect we have many sustainability advantages,” says…