42 Providing temporary use of non-downloadable computer software, namely, an electronic platform for trading carbon credits, carbon certificates, SFTs and NFTs; providing temporary use of non-downloadable computer software, namely, an electronic platform for managing and validating carbon credit and carbon certificate transactions using blockchain-based smart contracts; providing temporary use of non-downloadable computer software, namely, an electronic platform for managing and validating SFT and NFT transactions using blockchain-based smart contracts; providing temporary use of non-downloadable computer software, namely, an electronic platform for managing and validating cryptocurrency transactions using blockchain-based smart contracts