Drought & flood events, especially the drought & flood combination events (DFCEs) on the North China Plain (NCP), known as an important grain production region in China, constitute a serious threat to China’s food security. Studies on DFCEs in this region are of great significance for the rational allocation of water resources and the formulation of integrated response strategy for droughts and...

OBJECTIVE To evaluate the pattern of use of opioid and other illegal drugs in patients seeking addiction treatment in Birjand, eastern Iran. METHODS The prospective study was conducted from March 21, 2009 to March 21,2010, and comprised all patients referred to the seven addiction treatment centres in Birjand. Data was obtained through pre-designed questionnaires and it was analysed using SPS...

Saffron is an important crop in social and economical aspects in Khorassan Province (Northeast of Iran). In this research we tried to evaluate trends of saffron yield in recent years and to study the relationship between saffron yield and the climate change. A regression analysis was used to predict saffron yield based on 20 years of yield data in Birjand, Ghaen and Ferdows cities. Climatologic...

Flood hazards are a common problem in flat-lying areas, particularly southern Nepal due to heavy precipitation and the consequent large transportation of sediments from hilly regions. Bank erosion, flooding, inundation, sedimentation major problems plain area Kailali District along riverbanks Pathariya Khola, which is located on flanks Churia Range. The study has been focused flood vulnerabilit...