if we can unlock the potential, it can really dramatically change the energy mix in the islands. maybe 30 to 40% of the annual usage in the islands could be provided by tides. now this dragon has begun to fly, and it's sending energy to the grid. it's just one machine, but potentially a big leap forward for harnessing energy from our seas. and that's it for the short cut of click this week. more in the full length version which is waiting for you right now on iplayer. . thanks for watching- _ you right now on iplayer. . thanks for watching. we _ you right now on iplayer. . thanks for watching. we shall _ you right now on iplayer. . thanks for watching. we shall be - you right now on iplayer. . thanks for watching. we shall be back - for watching. we shall be back next week.. ,, , .,