Background And Aim: Nowadays university websites radio birdman tshirt are very important in information services.There fore university has designed website for categorizing and availability of mass of information.This study accomplish to purpose evaluated of Tehran university of medicine sciences website base on webometrics criteria on 2008.Materia

Gymnotiform electric knifefishes are an important yet undersampled component of soderhamn ottoman cover the Neotropical aquatic biota.We report on the gymnotiform fauna of the Tres Fronteras region located at the triple border of Brazil, Colombia, and Peru in the biodiverse western Amazon.The presence of at least 33 species of gymnotiforms in the T

Abstract The ongoing conflict in Ukraine has profoundly impacted food systems in North Africa.This paper aims to analyze the impact of the conflict on food security in North Africa and the potential long-term consequences for the global food system.The research explores both scholarly and grey literature, including government reports, academic arti

Environmental damage and sustainability become the center of attention along with climate change today.One of the interesting things is the change in behavior in the consumption of products categorized as "green", including in terms of choosing tourism destinations.Environmentally friendly tourism destinations or ecotourism is increasingly becoming

Water inrush disasters in karst areas have caused great losses to underground engineering construction, so it is urgent to control water gushing disasters in karst pipelines.In this paper, solution polymerization is used to prepare a grouting and sealing expanded matrix material to control disasters.Noncovalent weak interactions were used to improv