نتایج جستجو برای: urban sinks

تعداد نتایج: 176548  

Journal: :Physica A: Statistical Mechanics and its Applications 2012

Journal: :Environmental Science & Technology 2003

Journal: :Canadian Medical Association Journal 2009

Journal: :Journal of Differential Equations 2014

Journal: :Demography 1976
L C Freeman M H Sunshine

Data from the urban renewal experience in Syracuse, New York are used to examine the impact of race on patterns of intra-urban migration. The results show that, overall, the migration patterns exhibited an exponential decay in frequency with increasing distance. Both blacks and whites display this pattern, but blacks tend to cluster more closely around the point of origin. Indirect evidence is ...

2017
Sharadia Dey Srimanta Gupta Precious Sibanda Arun Chakraborty

The present study focuses on the spatio-temporal variation of nitrogen dioxide (NO2) during June 2013 to May 2015 and its futuristic emission scenario over an urban area (Durgapur) of eastern India. The concentration of ambient NO2 shows seasonal as well as site specific characteristics. The site with high vehicular density (Muchipara) shows highest NO2 concentration followed by industrial site...

Journal: :Frontiers in Environmental Science 2021

In order to achieve the goals of carbon (C) neutrality within next 20 year, municipalities worldwide need increasingly apply negative emission technologies. We focus on main principles urban demonstration areas using biochars for C sequestration and explore lessons learned from a co-creation process one such park, Hyväntoivonpuisto in Helsinki, Finland. Demonstration sites sinks public parks mu...

Journal: :Journal of environmental management 2013
Jennie Moore Meidad Kissinger William E Rees

As the world urbanizes, the role of cities in determining sustainability outcomes grows in importance. Cities are the dominant form of human habitat, and most of the world's resources are either directly or indirectly consumed in cities. Sustainable city analysis and management requires understanding the demands a city places on a wider geographical area and its ecological resource base. We pre...

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