Polkadot, the blockchain network with the lowest carbon footprint, has set aside $21 million for ecosystem development.   A brief about Polkadot   Polkadot (DOT) fulfills three distinct purposes: governance, staking, and bonding. The Web3 Foundation launched Polkadot as an open-source project in 2005. The Polkadot project envisions a Web in which each user’s data…