"The role of the once lonely street light has been heavily rewritten so that it now serves as a major information gateway, runs on solar power, and is sensing and reporting far more than you might imagine. Indeed, the global market for the smart street light is projected at $18 billion per year by 2024. While that number may sound hard to believe, the next time you drive under a carport or walk across an intersection, just look up.
Smart solar lighting systems that include video and other sensing capabilities can measure pedestrian activity and traffic patterns, air quality monitoring, and can provide video surveillance for security — or issue traffic tickets. Solar lighting and smart lighting are quickly merging into smart solar lighting in a host of applications."
Read the article at Cleantechnica.
Read the article