Solar Industry, Dec. 2016, by Bernard Prouvost.
http://issues.solarindustrymag.com/article/floating-pv-a-novel-approach-to-solar

"As solar power becomes increasingly affordable, accessible and prevalent around the world, new technologies and methods of installation are emerging. Specifically, floating solar PV is becoming a competitive and viable niche in the solar market that offers a water-based alternative to traditional PV installed on the ground, rooftops or carports."