
However, falling costs also meant that revenue generated by the industry remained flat, says Clean Edge report
The global deployment of renewable energy from wind, solar and biofuels grew in 2012 but the income from the sector remained flat due to the plummeting costs for solar photovoltaic panels.
See full Article: http://www.guardian.co.uk/environment/2013/mar/13/surge-renewable-energy-solar-panel
