ABU DHABI, United Arab Emirates (AP) — The United Arab Emirates might not seem like an obvious spot to begin and end a globe-spanning flight promoting renewable energy. Abu Dhabi's government-backed Masdar, which was part of the winning bid, opened a 100 megawatt plant using a different technology known as concentrated solar power outside the federal capital in 2013. Smaller-scale projects are popping up too, including solar-powered parking meters and public Wi-Fi hotspots. DP World, which runs the Mideast's busiest seaport in Dubai, plans to cover rooftops throughout the facility with solar panels. The emirate's utility operator last year rolled out a plan for building owners to connect their own solar panels to the grid. "Like any rational country, they're looking ahead and ...