Robotic world - Drones clean the Supertrees, water and fertilise plants at Singapore's Gardens by the Bay

Drones built by SUTD are deployed to clean the Supertrees at Gardens by the Bay. -- ST PHOTO: LIM YAOHUI

SINGAPORE (The Straits Times/ANN): They fly around the trees, but they are not birds.

Equipped with hosepipes, drones built by the Singapore University of Technology and Design (SUTD) are deployed to clean the Supertrees at Gardens by the Bay.