the main problem of solid waste management system in tehran is to handle a large amount of waste (7.641 ton/day in 2008). therefore, source reduction can be introduced as one of the first priority for solid waste management in tehran. this research represents the first attempt to quantify the source reduction potential in the city, and subsequently, outlines the principle guidelines, legislatio...

Abstract The present study aimed to explore the impact of teaching critical thinking skills through applying debate on the use of communicative strategies. At first 60 intermediate students were selected and placed in two homogenous groups of control and experimental through passing Nelson test. Then, a critical thinking appraisal was run to the two groups both before and after the treatment. T...