Halving is a predetermined event that occurs on a blockchain networkA blockchain network is a decentralized system that allows for peer-to-peer transactions. The main components of a blockchain network are... Read More at regular intervals and results in a 50% reduction in rewards for proof-of-work miners. On the Bitcoin blockchainThe Bitcoin blockchain is a shared public ledger that records all bitcoin transactions. It is constantly growing as "completed" blocks... Read More, “halving” is when the rate of new bitcoinBitcoin is a cryptocurrency. It operates without the need for a central authority like a central bank or a company,... Read More creation is cut in half for every 210,000 blocks mined, or roughly every four years. Halving will continue until all 21 million bitcoins are in circulation.