Abstract: A computer implemented method for creating and selling carbon bonds which allow bond purchasers to offset and reduce their respective carbon footprint, by establishing one or more carbon bonds by a selling entity; registering the carbon bonds in a purchaser database on a networked server via a web-based platform; registering bond purchasers in the purchaser database on the networked server; accessing the registered carbon bonds by the bond purchasers via a first communication interface on the web-based platform and comparing the bonds; based on the comparison the bond purchaser purchases the carbon bond and transfers purchasing funds to the selling entity creating a loan pool of funds; registering borrowers in a borrower's database on the networked server who need developing funds for energy efficient and renewable energy projects; comparing projects by the selling entity via a second communication interface on the web-based platform; based on the comparison the selling entity selects a project and lends a po