With a market capitalisation of $13.7 billion, dogecoin is now the seventh biggest cryptocurrency, according to data site CoinMarketCap.com. Its market value
![Cryptocurrency mining has been blamed for power cuts across Iran [Getty]](/sites/default/files/styles/image_156x88/public/2021-05/GettyImages-1230804288.jpg?h=16f2671a&itok=nf-98VrY)
![Turkey crypto [Getty]](/sites/default/files/styles/image_156x88/public/media/images/EAEBBC04-E589-4C1A-943E-42AA3E04C5F1.jpg?h=d1cb525d&itok=3uEJLLCl "Turkey crypto [Getty]")
![Bitcoin B[Getty]](/sites/default/files/styles/image_156x88/public/media/images/99146BDD-94B6-4F8D-A8D3-CDB573A84A07.jpg?h=d1cb525d&itok=8U2LU2k9 "Bitcoin B[Getty]")
