A San Diego startup says that it has made the world's first 100% biodegradable sneaker – and that most of the competition is greenwashing.
But what does it mean to be “biodegradable”? And are biodegradable plastics really better for the planet?
We have tested seven brands of shoes to see if they would be biodegrade and if they are really based on organic. And we explore why it is so difficult to make an environmentally friendly shoe.
