Sightline Institutue shared this research performed in 2014 by Resource Media which details which types of images work best to advance energy efficiency policies. It's an interesting read and really attempts to tackle the gap between something that has broad support across the political spectrum yet is seen as a low priority compared to alternative energy resources.
http://www.resource-media.org/wp-content/uploads/2015/02/Beyond-the-CFL-EE-Imagery-Testing-Report.pdf?utm_source=Sightline+Newsletters&utm_campaign=eb5a2b9162-SightlineFlashcards&utm_medium=email&utm_term=0_18df351f8f-eb5a2b9162-296269249
Cammy Mills
Outreach and Education Coordinator
Kitsap Public Works, Stormwater Division
United States