Photogrammetry and 3D Modelling LiDAR Imagery and its Critical Evaluation for Vegetation Management and Transmission Power Lines Ansari R,Sarkar H Geographic Information Systems for Construction Industry: A Methodology to Generate 3D View of Buildings (View PPT) V. K. Bansal High Resolution DTM Process to generate accurate River Network for Efficient Water Resource Management (View PPT) G. Prasad Babu, B. Srinivas, Farhat Rafique, Edida Rajesh Accuracy Issue of DTM Available with Google Earth (View PPT) Dr. Kamal Jain,Mandla V. Ravibabu