9 Computer software platforms, recorded, for determining the source and amount of carbon emissions from industrial, residential, commercial, and vehicular sources and for determining potential financial or carbon credit compensation of those who prevent or trade carbon emissions through a mutually agreed carbon offset or carbon trading scheme, cryptocurrency transactions, blockchain deployment and use in issuing, tracking, transferring, and retiring environmental credits; Cryptocurrency hardware wallets; Downloadable application programming interface (API) software; Downloadable application programming interface (API) software for connecting B2B2B and B2B2C partners; Downloadable computer application software for mobile phones, namely, software for determining the source and amount of carbon emissions from industrial, residential, commercial, and vehicular sources and for determining potential financial or carbon credit compensation of those who prevent or trade carbon emissions through a mutually agreed carbon offset or carbon trading scheme, cryptocurrency transactions, blockchain deployment and use in issuing, tracking, transferring, and retiring environmental credits; Downloadable computer software for use as a cryptocurrency wallet; Downloadable software for generating cryptographic keys for receiving and spending cryptocurrency; Recorded application programming interface (API) software