Carbon tax like you said, and also all product should be labeled with some sort of information about the carbon footprint that stems from the production and tra

Carbon tax like you said, and also all product should be labeled with some sort of information about the carbon footprint that stems from the production and transportation of this product, so that consumers can compare products in terms of carbon footprint just like they can in terms of nutrients in food. A challenge to get right for sure, but it could have significant positive impact.