Entertainment » OtherPosted at: Dec 31 2016 1:54PM Harsh Vardhan lauds Sikkim's effort to maintain bio-dervisityGangtok, Dec 31 (UNI) Union Minister for Science and Technology and Earth ScienceHarsh Vardhan who is on an official trip to this Himalayan state accompanied by his wife,called on Chief Minister Pawan Chamling at his official residence, Mintokgang, here Please log in to get detailed story.Tags: #Harsh Vardhan lauds Sikkim's effort to maintain bio-dervisity