measuring coefficient of development ability of larg villages of ravansar

all branches of human science, each one has considered and analyzed the factor of development. nearly every year hundreds of families from rural populations migrated to the city center to city center meanwhile, the only the field of science which can judge and discuss about human- environment relationship by the tools of developmental concept is geography that study regional sustainable development, classification of regions and counties of a country according to have different characteristics of development. but, here, what actually emphasis on, is the right of equal development for the needs of generations living at present and future. the processes of development is a poverty eradication, the reduction of discrimination and unequal differences in the society and everyday human communal life, also the decreasing of unsustainable production and consumption patterns, the selecting of appropriate demographic politics, the enhancing of public awareness and so on. the methodology applied in the article, regards to the objectives of this study is analytic and descriptive one and studied samples and sampling are villages above 300 people available in the county of ravanser in the kermanshah province and indicators required for this study are educational, sanitation, communicational characteristics, infrastructures and tourist attractions. the data and information has been collected and gathered by statistical resources such as statistical annual reports for the year of 2012. dc=pf/nf, th technique used in the article are the ratio of development and also some software like excel has been used for analyses and arc gis has been applied for deploying and scattering of the results into map. the results showed big gaps in terms of development and unbalance progress among villages of the county according to utilized indicators. accordingly, some rural places such as hassan abad, quri galah and zaloo abad are more developed villages than others and the ratio mentioned above in these villages are the highest and, therefore, other villages are in the lowest level hence investment in such villages will probably face with fail.