The Atacama Desert in northern Chile is the driest desert in the world. Clouds rarely appear over the far reaching sandy landscape and, if lucky, clouds may appear around 30 days a year so what better place on earth for solar panels?

There is so much bad press given to being overwieght that fat has become a word synonymous with all that is bad in society, dietary considerations taking precedence, buttruth be told, fat is a vitally important asset to the human body, without which we simply could niether function nor exist,

ALICANTE, Spain: In a forest of tubes eight metres high in eastern Spain, scientists hope they have found the fuel of tomorrow: bio-oil produced with algae mixed with carbon dioxide from a factory.

Almost 400 of the green tubes, filled with millions of microscopic algae, cover a plain near the city of Alicante, next to a cement works from which the C02 is captured and transported via a pipeline to the "blue petroleum" factory.