Bangladesh Prime Minister Sheikh Hasina left for Abu Dhabi this morning from Dhaka on a four-day visit to the United Arab Emirates to attend the 4th World Future Energy Summit 2011 (WFES 2011). The summit which is scheduled to begin tomorrow is focussed on the theme- Enabling Future Energy Solutions and will provide a platform for heads of states, international policy makers, and world renowned energy experts to discuss issues related to future global energy challenges and explore sustainable solutions to meet the world’s energy needs.