February 2012

Concentrations of green house gases (GHGs) around tankfarms and petroleum tankers depots, Lagos, Nigeria

  Air pollution generated through combustion of fossil fuels presents difficult environmental challenge to societies as it could degrade the environment and affect human health and quality of life. Road transportation is a prominent pollutant contributor especially in urban areas. Smokes from exhausts of petroleum tankers generate harmful gases into the atmosphere. The paper is on the level of concentration of...

Author(s):   Alabi S. O. Soneye  

February 2012

Spatial effects of localization and urbanization economies on urban employment growth in Iran

  The emergence and growth of cities is affected through different factors. Urban economists have a broad consensus about the role of agglomeration externalities in the emergence and growth of cities. Urbanization agglomeration that is named Jacobs externalities, refers to the role of economic diversification in urban growth and leads to knowledge spillovers among different types of firms. Localization...

Author(s):   Shekoofeh Farahmand, Nematollah Akbari and Mina Abootalebi