Rohit Mehra, an Indian Revenue Officer in Amritsar has started a tree hospital along with an ambulance service to treat trees with diseases or injuries. The hospital, being dubbed as the world's first, offers a number of healing solutions, including services like tree transplants. The tree ambulance will help cater to the needs of unhealthy and rotting trees in the city. The team consists of experts like botanists and tree lovers. Previously, Mehra has developed over 500 vertical gardens with waste plastic bottles and 90 micro forests.