The National Service Scheme (NSS) wing of Doranda College in association with Students Oxygen Movement spread awareness on ‘No Horn Campaign’ among the students of intermediate on Friday. College Principal VC Tiwari informed the students that the high sound level within the state capital has been affecting sleep, hearing ability and blood pressure. NSS Programme Officer Brajesh Kumar felt the need of organizing more such programmes in order to spread awareness among a larger section of people.