The bar for answering that is ambiguous. What evidence would provide proof that it is really happening, as opposed to it being just words in an article? Do we

The bar for answering that is ambiguous. What evidence would provide proof that it is really happening, as opposed to it being just words in an article? Do we need to go to a plant? Will following only _some_ of the carbon through it's lifecycle be sufficient? Is burying _some_ of it sufficient? Or are we looking for a full audit framework? Is it okay if that's enforced by force of law?