From the Los Angeles Times:
“Electricity from the wind, sun, waves and biomass drew $187 billion last year compared with $157 billion for natural gas, oil and coal.
“The findings indicate the world is shifting toward consuming more renewable energy even without a global agreement on limiting greenhouse gases. Delegates from more than 190 nations converge in Durban, South Africa, on Nov. 28 to discuss new measures for limiting emissions damaging the climate.”
Looks like we have passed the tipping point.