RTCC: By 2050 the sun could become the worlds largest source of electricity, according to the International Energy Agency (IEA).
It has released two reports which it says show how solar photovoltaic (PV) and concentrated solar thermal sources could provide 26% of the worlds electricity by mid-century.
This would push solar ahead of fossil fuels, hydropower, nuclear and other forms of electricity generation.
The IEA says a government-backed move to solar would negate the emission of six billion...