abstract: one of the most important and complicated social transitions has been growth of worldwide urbanization. the rapid growth of urbanization and cities has had different consequences which is associated with much urban vulnerability. physical, installation, environmental, economical and social inequalities have been the results of such urban growth. this paper aims to study and identify t...

Convergence in cross country per capita carbon emission rates is an important concept in the climate change debate. This paper provides an empirical analysis of emissions per capita convergence. This analysis is crucial to the assessment of projection models that generate convergence in emission per capita rates and to the assessment of policy proposals that advocate imposing convergence in emi...

urbanization and population growth along with an increase in the environmental pollution resulting from human activities which have dramatically changed the green space and land cover have been key factors in the sustainable development of land and the management of land use. to collect reliable data required for providing land cover maps as well as for investigating the environment, remote sen...

Porunar, Pulavar, Panar, Koudhar, Patini, Varaviyar are known as Iravalars (beggers). They called because they earn their living by singing. In songs, praise the rich people and gift, get gifts, money so on. The also go in search of Iravalars, love to hear songs them. Sangha literary texts speaks abundantly extensively about how income singing others.