Цель исследования - выявить основные географические функции транспорта как активного организатора пространства. Новизна исследования: впервые представлена система географических функций разных направлений его влияния на аспекты территориальной организации других видов деятельности пространственных уровнях. Актуальность связана с тем, что транспорт является важнейшим видом деятельности, а трансп...

Introduction: Each year, 10 million people are faced with cancer and about 6 million of them die throughout the world. This study aimed at investigating the geographical distribution of cancer and its environmental risk factors in Iran. Methods: The present study was mapping the available data collected from the reports of Iranian Center for Disease Control (Cancer Bureau) regarding the frequen...

The geographic distribution of Astragalus (Fabaceae) in Iran was analyzed using a database of 7606 georeferencedobservations. Astragalus occurs in all provinces of Iran, but 88% ofthe observations are in five provinces including Tehran, West-Azerbaijan, Esfahan, Kordestan, and Khorasan-e Razavi.Most species are rare and narrowly endemic: Thelargest distance between two observations of the same ...

statement of the problem : geographic tongue is characterized by loss of filliform papillae in an erythematous area with keratotic borders. it vanishes after a while and reappears in another area. it is relatively common and is most seen among females. considering such problems as pain, burning sensation and sharp pain in tongue, decreasing of taste sensation, cancer phobia and esthetic problem...