biodiversity degradation, lose of wetlands and arsenic pollution are becoming the major environmental threats of bangladesh. huge number of population, corruption and lack of capacity of the governmental agencies are deteriorating the over environmental condition of bangladesh. this paper reports the findings of ngos and their role in protection of wetlands of bangladesh. ministry of environmen...

Due to rapid industrialization and urbanization, environmental pollution has become a major concern in developing countries; therefore, the main objective of the current study is to determine heavy metal contents of Pb, and Ni for 42 topsoil samples, collected from 14 green spaces along the 1st and 2nd ring roads in Hamedan City in 2016. For this purpose, after determining some chemical propert...

Social networks express the information flows of individuals or groups using actors and relationships. Along with the growth of WWW, interest in large-scaled social networks has grown bigger. However, social networks being applied in diverse areas are facing with sparsity problems resulting from a shortage of actual relations with structural properties. Therefore, in this paper, sparsity proble...

social incentives that bring them into existence and sustain them in the course of time. Non-governmental organizations (NGOs), whether based in the global north or south, are not different. Unfortunately, numerous NGOs start up and then fail, because the passion of the founder is not supported by a sustainable organization Volunteers in all sectors are working with NGOs. The NGOs are citizen...

Premise of research. Plant silica content depends on the phylogenetic position a taxon; however, biological or ecological factors may also affect it. In this work, we analyzed data silicophytolith from 105 species South America, examining, in context, its relationship with anatomy and features such as life cycle, growth form, plant origin, environmental preferences.Methodology. Data bioecologic...

Introduction Literature survey Experimental • • • • Environmental chamber Electrochemical test procedure Preparation of solutions Results and discussion Characterization tests Reduction of other metals Anodic dissolution of Ti • • • • Ti reduction in DMF Ti reduction in DMSO Ti reduction in other solvents Conclusions • References CONTENTS

1. The problem of perceptual self-location We perceive things in the external world as spatially located both with respect to each other and to ourselves, such that they are in principle accessible from where we seem to be. I hear the door bang behind me; I feel the pen on the desk over to my right; and I see you walking beneath the line of pictures, from left to right in front of me. By displa...