KATHMANDU: School Teachers' National Association Nepal organised an art competition on 'climate change and global warming' on Wednesday. A press statement issued by the association stated that around 60 students from 15 schools of Kathmandu took part in the competition. Samrita Manandhar and Rojina Shrestha of GEMS bagged the first prize. Kamana Shrestha and Palistha Baniya of AVM and Rajiv Maharjan and Milan Lama of Brookfield school secured second and third place.