Bitcoin is heading for its biggest loss since 2011

Bitcoin fell on Friday to its lowest level this week, raising losses from a growing campaign against it in China and environmental concerns to nearly 40 percent since the start of the month.

The major cryptocurrencies added to their previous losses, dropping 8.2 percent to $ 35,339, as they remained in a relatively narrow trading range this week.

It was down in the latest transactions by 6.2 percent.

The cryptocurrency lost 37 percent of its value in May, and this will be its worst monthly performance since September 2011 if it continues at the same pace.

And pushed it to retreat from China's efforts to eliminate electronic mining operations to extract and circulate cryptocurrencies, in addition to Tesla's move to stop receiving payments with it against the backdrop of concerns about energy consumption.

However, Bitcoin has gained about 3 per cent this week.

Trading takes place 24/7 in cryptocurrency markets, and volatility is common on weekends.

Smaller cryptocurrencies have also fallen, which usually rise and fall with Bitcoin.

And the second largest digital currency, Ethereum, fell by as much as 11 percent, to reach its lowest level in four days.

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