The mining difficulty of BTC reached a new high of 25.05 trillion, which means about a 21.53% increase.
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As it is known mining is the process of new bitcoins adding the circulation and the difficulty indicates how complicated it is to mine a block or how much calculational effort it requires.Bitcoin's mining difficulty rearranges every 2,016 blocks according to the average block creation timeframe over the interval, which mainly lasts for 14 days.
The increase happens after the coalmine accident happened in China's Xinjiang province in April. Then 21 emergency workers were trapped and power outages occurred.
Created situation also affected Bitcoin, which mining difficulty fell on May 2. However, the operations soon recovered with new machinery put into work and the difficulty indicator went up again.A few days ago BTC network's hash rate crossed a new high surpassing 178 TH/s. Presently, the leading country in BTC mining is China, although researchers show that its dominance has fallen.