Hidden in Aristotle’s Politics there is a macroeconomic model of the economy of the city-state. The elements of which this model in constructed are the following: the territorial size of the city, the division of the land between public and private, the size of the population and the Aristotelian notion of good life. The model describes the long-run equilibrium position of the economy of the ci...

The purpose of this retrospective study was to examine the effect of methylmercury pollution on the sex ratio of offspring at birth and of fetuses at stillbirth in Minamata City, Japan, in the 1950s when severe and widespread methylmercury pollution was experienced. In 4 of 5 years from 1955 to 1959 when methylmercury pollution was most severe, lower numbers of male offspring at birth were obse...

Night-time satellite imagery provided by the Defense Meteorological Satellite Program’s Operational Linescan System (DMSP OLS) is evaluated as a means of estimating the population of all the cities of the world based on their areal extent in the image. A global night-time image product was registered to a dataset of 2000 known city locations with known populations. A relationship between areal ...

Based on the subdistrict (jie-dao) data from 1982 and 1990 national population censuses, this research employs two approaches to investigate the urban population change patterns in Shenyang, China. The density function approach examines what function best characterizes its density distribution, how the density pattern has changed over time, how many centers can be identified in the city, and ho...

IntroductionThe development of digitalization and measurement technologies in recent decades has enabled digital devices sensors to produce huge amounts data that great potential optimizing processes related production chains or service production. In the field bioeconomy, main are food biomass

the metropolis – mashhad- is the biggest population center in the east of iran which has high dominate. because of different issues such as religious aspects, being the official and political center of state, high level of professional services and also for its industrial and commercial centralization. due to all these centralizations, it rolls out like a metropolis. it expanded continually and...

IntroductionThe relevance of artificial intelligence (AI)-supported systems in education, or AI education (AIED), has increased dramatically recent years, arousing great expectations and offering huge innovation potential across the entire sector (EdTechXGlobal, 2016; Holmes et al., 2019). significantly expanded traditional practices while