Students from Shenzhen Yadi School set sail in a new-energy cleaning boat they produced on their campus in this July file photo. The new-energy cleaning boat stood out from a number of entries from schools around the world to become one of the 16 shortlisted entries for this year’s Zayed Future Energy Prize. The Yadi school is the first in China to be shortlisted for the prize, said to be the world’s most important prize in environment protection. Yu Lijie