nature reserve in the Saudi Arabian desert. It has been a dry winter, with virtually no rain since the previous spring.The hoopoe larks are quiet this year. Occasionally a male whistles his song and dances vertically up and down in the air – about 5 metres up, then, after a somersault , back to the ground or the bush that he started from. In some years, every territory contains a dancing male. ...

Though explicit pronouncements are difficult to find, the historical literature on the Middle East seems to be based on the assumption that the large desert areas contain societies and economic systems which are for the most part autonomous, but which occasionally impinge--sometimes with catastrophic results--on the lusher agricultural and urbanized areas. The deserts are designated by terms eq...

Abstract Climate has an important effect on operation of the traditional building architecture and its energy consumption in desert area of Iran. Absence of water and unpleasant climate of these regions compelled people to build their houses with some strategies based on effective energy expenditure. Therefore, builders try to use natural climatic strategies for confronting hard situations. Nar...

Common raven (Corvus corax) populations in Mojave Desert regions of southern California and Nevada have increased dramatically over the past five decades. This growth has been attributed to increased human development in the region, as ravens have a commensal relationship with humans and feed extensively at landfills and on road-killed wildlife. Ravens, as a partially subsidized predator, also ...

OBJECTIVE The present study was undertaken to assess the impact of drought on the nutritional status of pre-school children aged 0-5 years from a rural population in a desert area facing drought conditions very frequently. DESIGN The sampling design for assessment was the three-stage sampling technique. SETTING The study was carried out in 24 villages belonging to six tehsils (sub-units of ...