Akbar Hossain

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BACKGROUND AND AIMS The most fundamental activity of the people of Bangladesh is agriculture. Modelling projections for Bangladesh indicate that warmer temperatures linked to climate change will severely reduce the growth of various winter crops (wheat, boro rice, potato and winter vegetables) in the north and central parts. In summer, crops in(More)
Disclaimer The views expressed in this publication do not necessarily reflect the views or policies of the Office of It reflects the efforts and input of many individuals. Our thanks go especially to Seth Chamberlain at OPRE, who provided excellent oversight and guidance throughout the project. We are also grateful to Laura Radel at the Office of the(More)
Natural disasters, such as earthquakes, can cause severe destruction and create havoc in the society. Buildings and other structures may collapse during disaster incidents causing injuries and deaths to victims trapped under debris and rubble. Immediately after a natural disaster incident, it becomes extremely difficult for first responders and rescuers to(More)
Rendezvous in cognitive radio networks (CRNs) facilitates cognitive radio (CR) users to find common channels and establish a communication link. Due to the dynamic radio environment, rendezvous on a predetermined common control channel (CCC) is limited by a single point of failure, congestion and security. Channel hopping (CH) provides an efficient solution(More)
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