The first eco-nightclub has opened here in the UK in the distinguished and yet decidedly unsavory part of town that is Kings Cross. Surya is made of all manner of reclaimed bottles, timber and budgerigars but it’s the dancefloor that really adds the interest as far as I’m concerned.

Using the ever-popular piezoelectricity – essentially a way of changing kinetic energy into electrical – every badly jigged step on the boards is harnessed in tiny underfloor crystals…