The availability of Shuttle Radar Topography Mission (SRTM) data opens the possibility to characterize urban areas by means of this sensor all over the world. In particular, the global digital elevation model (DEM) can provide a three-dimensional atlas of urban agglomerates. However, the coarse ground resolution and the problems due to radar imaging of the complex urban environments do not allo...

QuikSCAT backscatter is generally higher over urban areas than surrounding vegetated areas. Azimuthal anisotropy has been observed over some urban areas, but the strength of the azimuthal anisotropy in the urban backscatter signal has not been well quantified. This study investigates radar azimuthal anisotropy in urban areas. QuikSCAT L1B σ observations are compared for urban, non-urban, and un...

the vast expanse of the urban distressed areas in the country and multiple damages that their inhabitants face on economic, social and cultural aspects remind the need for higher attention to these constructions. meanwhile, tehran's distressed areas with more than 3268 hectares (5.3% of the area of ​​tehran) has a population of one million and three hundred thousand people in it, is one of...

total population of hormozgan pro vince of iran was 760,014 in 1365 and 10,045,085 in 1375, which shows a growth rate of %3/2 in 10 years. in comparison with other provinces. the growth rate is one of the highest in the country. th e aim of this study was to determine the fertility of hormozgan province. the method of study was cross - sectional and the sampling in a two stage s sampling of 200...

agricultural land conversion (alc) has been introduced as one of the most important factorsaffecting ecosystem. this type of conversion has led to several challenges in agricultural development andhuman life. monitoring alc plays a crucial role when dealing with such challenges. the main objective of thisstudywas to monitor the trend ofalc in theqazvin province located in northwest iran from 19...

From March to September 1990 the Philippine Department of Health, with the assistance of the HEALTHCOM Project, carried out a national mass-media communication campaign to support routine vaccination services. The essential elements of the campaign strategy were as follows: focusing on measles as a way to get mothers to bring their children to the health centre; emphasizing logistic knowledge i...