Results 1 to 10 of about 3,326,335 (325)

Human gut microbiome viewed across age and geography

open access: yesNature, 2012
Gut microbial communities represent one source of human genetic and metabolic diversity. To examine how gut microbiomes differ among human populations, here we characterize bacterial species in fecal samples from 531 individuals, plus the gene content of
Federico E Rey   +2 more
exaly   +2 more sources

Geography of symplectic 4-manifolds with Kodaira dimension one [PDF]

open access: yesAlgebr. Geom. Topol. 5 (2005) 355-368, 2005
The geography problem is usually stated for simply connected symplectic 4-manifolds. When the first cohomology is nontrivial, however, one can restate the problem taking into account how close the symplectic manifold is to satisfying the conclusion of the Hard Lefschetz Theorem, which is measured by a nonnegative integer called the degeneracy.
Gompf   +7 more
arxiv   +4 more sources

The Geography of Development [PDF]

open access: yesJournal of Political Economy, 2018
We develop a dynamic spatial growth theory with realistic geography. We characterize the model and its balanced-growth path and propose a methodology to analyze equilibria with different levels of migration frictions. Different migration scenarios change local market size, innovation incentives, and the evolution of technology.
Desmet, Klaus   +2 more
openaire   +4 more sources

For Geography and Sport, Sport Geography or Geography of Sport [PDF]

open access: yesGeoSport for Society, 2014
Sport through its forms of expression and organization, through quantitative and qualitative features of the participants and spectators, through the fact that it is an inseparable part of daily life on Earth, by on-going local, regional, national or ...
Alexandru ILIEȘ   +3 more
doaj   +1 more source

Analysis of the effects of tourism development of second homes in the country Case study: Rudbar-e Qasran District of Shemiranat Township [PDF]

open access: yesجغرافیا و توسعه, 2022
The statistical population of the present study is rural households living in eight villages of Rudbar-e Qasran District, which is equal to 17,419 people according to the 2016 census.
aliakbar najafikani, nahid isanejad
doaj   +1 more source

Investigation of Social Factors Affecting the Use of Tillage Conservation Practices: A Case Study of Shabab county Farmers in Ilam Province [PDF]

open access: yesRāhburdhā-yi tusi̒ah-i rūstāyī, 2014
The decision to apply soil and water conservation practices by farmers is a multi-stage decision making process that has been linked to conditions and factors variety.
Alireza Jamshidi   +3 more
doaj   +1 more source

THE SPATIO-TEMPORAL VARIABILITY OF MAXIMUM FLOW IN THE UZ HYDROGRAPHICAL BASIN [PDF]

open access: yesAerul şi Apa: Componente ale Mediului, 2016
The analysis of the maximum flow, resulting from the influences of several miscellaneous control factors, leads to the empirical knowledge of the quantitative and qualitative hydrological characteristics of the rivers.
I.D. MIFTODE   +1 more
doaj   +1 more source

Modern Geográfia: múlt, jelen és jövő – egy szakmai folyóirat elmúlt 15 évének tükre

open access: yesModern Geográfia, 2022
The scholarly journal Modern Geográfia has been providing a publication platform for researchers of geography and, more broadly, the natural and social sciences for 15 years now. Effective dissemination of scientific results is of paramount importance in
Alpek B., Levente   +4 more
doaj   +1 more source

Home - About - Disclaimer - Privacy