Every year Oyu Tolgoi LLC Environment and Biodiversity Department celebrates this day. This year we are celebrating this day on 28th April with the help of Khanbogd soum center highschool five teachers and 70 students. This event was organized by Oyu Toldoi LLC Environment department, Mongolian Bird Conservation Center, Small Gobi Protected Area, and Khanbogd governer.The event was divided into three activities: 1. workshop on how to observe and identify birds and their migration, 2. Bird watching trip, and 3. Looking for Mongolian Ground Jay nest. Seven to ninth grade Khanbogd high school student and teachers who are also member of Eco club participated these activities.