With wild fish stocks depleted and concerns over farmed salmon, Angeli Mehta reports on the firms that are taking fish production onto dry land as well as into the ocean
Unsustainable farming practices are not the only reason for the looming food crisis.
The bulk of the world’s fishing stocks are depleted to greater or lesser extents. Fish farming was meant to take the pressure off wild stocks but is itself growing unsustainably and causes environmental damage. It also uses wild fish for feed.