Red Eléctrica de España Power lines mark the landscape and thus rouse public objection. Electricity plays a leading role in the 21st century. The ability to generate electricity using renewable and CO2-free technology provides the key to a sustainable future. However, there are still hurdles to overcome,

Many people believe that the contribution renewable energy sources make to the generation of electricity as a whole is little more than anecdotal. Truth be known, they actually provided 33% of the total electricity consumed in the Spanish State in 2011.