It takes a moment to process the information in the graphic above, but this article from the journal Nature makes it clear:

What humanity should eat to stay healthy and save the planet

What we eat needs to be nutritious and sustainable. Researchers are trying to figure out what that looks like around the world.

Illustration by Paweł Jońca

A clutch of fishing villages dot the coast near Kilifi, north of Mombasa in Kenya. The waters are home to parrot fish, octopus and other edible species. But despite living on the shores, the children in the villages rarely eat seafood. Their staple meal is ugali, maize (corn) flour mixed with water, and most of their nutrition comes from plants.