28 April 2021 12:33 GMT Updated 28 April 2021 13:39 GMT Tidal power has marked what could be looked back on as the start of the sector’s acceleration on the path to industrialisation, with Scotland’s Orbital Marine Power launching the world’s highest-power single unit, the 2MW O2, into the North Sea. Green is the new black. Subscribe to Accelerate Get the market insight you need into the global oil & gas industry's energy transition – from the new newsletter from Upstream and Recharge. Sign up here Following the launch operation, which saw the 680-tonne machine transferred from the Forth Ports quayside facility in Dundee into the River Tay using a submersible barge, the O2 is now in tow to the Orkney Islands where it will be wired in at the European Marine Energy Centre.