You can create NFTs which programmatically collect royalties on each sale [0]. This royalty could be used for continued conservation efforts. I don't know much

You can create NFTs which programmatically collect royalties on each sale [0]. This royalty could be used for continued conservation efforts. I don't know much about programming smart contracts but I think one could be programmed such that if it isn't transferred within a certain period of time it could be burned the next time the user tries to transfer it. [0] https://rarible.com/create/erc721 https://rarible.com/create/erc721