I am Abdolmotalleb Rezaei, Ph.d Scholar in Agricultural extension, university of Tehran, Iran. my dissertation is DESIGNING NEEDS - BASED INFORMATION SYSTEM MODEL FOR EXTENSION OF MANAGING SUSTAINABILITY OF NATURAL RESOURCES IN IRAN. I belived that if we want to cover gap between actors in Agricultural and natural use in rural Area (AKIS, AKIS/RD) we must use of ICT power for this.