“Vriksh Parichaya”  (Tree Appraisal Walk),  a nature walk programme is   being conducted by YHAI Gangothri Unit on  Sunday (Apr. 1) at 7 am at Kukkarahalli Lake area.    Dr. Mahadeswara Swamy, Scientist and SOM Columnist (Tree Facts),  the resource person for the programme, will conduct the walk “Namma Nadige Maragala  Kadege.” Interested may assemble near the entrance gate opposite Railway crossing.