Balearic Islands bank on their sun to kickstart power drive | Adam Vaughan

Local government wants to convert totally to renewables by 2050 but plan will not be easy

As thousands of holidaymakers fly into Menorca this summer, a glance out the window will illustrate the past and future of the island's energy system.

In the picturesque harbour of the capital, Mahon, where cruise ships dock alongside a marina full of luxury yachts, sits a pollution-belching, oil-fired power station inaugurated by Gen Franco more than half a century ago.