Twelve energy stories you enjoyed reading in 2015

What are some stories that caught your attention in 2015?
 
They are ones that focus on people, data and events tied to sustainable growth, climate action and efforts to end energy poverty.
 
As we look ahead to 2016 we’d like to recap 12 popular stories that many of you read and shared in 2015. Thank you for a year of continued and growing readership. Tell us in a comment what you’d like to hear more of in the next year.