Results 61 to 70 of about 105,470 (215)

Spatial distribution of acoustic traits in bird assemblages along regional bioclimatic gradients

open access: yesEcography, EarlyView.
Environmental variation shapes acoustic interactions among birds, creating spatial structures in the sonic signature of local species assemblages. Exploring these patterns at regional scales can reveal processes that segregate acoustic strategies along environmental gradients.
Michela Busana   +11 more
wiley   +1 more source

TFP convergence across European regions: a comparative spatial dynamics analysis [PDF]

open access: yes, 2010
This paper proposes a fixed-effect panel methodology that enables us to simultaneously take into account both TFP and traditional neoclassical convergence.
Di Liberto, Adriana, Usai, Stefano
core  

Environmental Policy Without Implementation? A Review of Factors Contributing to Implementation Gaps in Low‐ and Middle‐Income Countries

open access: yesEnvironmental Policy and Governance, EarlyView.
ABSTRACT The sound formation of robust environmental policies is increasingly important for low‐ and middle‐income countries (LMICs) to achieve their national objectives and international commitments. However, policy implementation can be complex, and environmental policies may not be prioritised given other critical socio‐economic development issues ...
Rebecca K. M. Clube, Julia Tomei
wiley   +1 more source

A Systematic Scoping Review of Factors Contributing to Loss of Control Eating During Pregnancy

open access: yesEuropean Eating Disorders Review, EarlyView.
ABSTRACT Objective Evidence suggests loss of control eating (LOC) during pregnancy is prevalent and linked to adverse health consequences for birthing individuals and their offspring; however, factors underlying risk for prenatal LOC remain unclear.
Riley J. Jouppi   +3 more
wiley   +1 more source

Direct and Spatial Effects of Carbon Emission Trading System on Carbon Emissions in the Logistics Sector—Evidence From the Yangtze River Economic Belt in China

open access: yesEnergy Science &Engineering, EarlyView.
(1) A theoretical framework for examining the impact of the CETS on carbon emissions in the LS of the YREB is developed based on Porter's hypothesis and synergy theory. (2) Assessing the Effects of a CETS through DID Modeling. (3) The spatial correlation of carbon emissions within the LS is examined through the development of a SDM.
Zhaoyang Zhao, Chong Ye, Jing Huang
wiley   +1 more source

A class of measures and non-stationary fractals, associated to f-expansions [PDF]

open access: yes, 2013
We construct first a class of Moran fractals in R^d with countably many generators and non-stationary contraction rates; at each step n, the contractions depend on n-truncated sequences, and are related to asymptotic letter frequencies. In some cases the
Eugen Mihailescu   +2 more
core  

Observational Evidence for Massive Black Holes in the Centers of Active Galaxies

open access: yes, 2000
Naturally occurring water vapor maser emission at 1.35 cm wavelength provides an accurate probe for the study of accretion disks around highly compact objects, thought to be black holes, in the centers of active galaxies.
A. D. Haschick   +63 more
core   +2 more sources

Application of geospatial analysis for mapping the distribution of severe maternal morbidities in eastern Ethiopia: The case of the Ethiopian obstetric surveillance system

open access: yesInternational Journal of Gynecology &Obstetrics, EarlyView.
Abstract Introduction The disparity in maternal mortality and severe morbidity between high‐ and low‐income countries is well established. Previously, we highlighted within‐country disparities in Ethiopia using demographic and health survey data. This study used enhanced obstetric surveillance data to detect subnational hotspot areas and factors ...
Sisay Mulugeta Alemu   +8 more
wiley   +1 more source

A modified lookdown construction for the Xi-Fleming-Viot process with mutation and populations with recurrent bottlenecks

open access: yes, 2008
Let $\Lambda$ be a finite measure on the unit interval. A $\Lambda$-Fleming-Viot process is a probability measure valued Markov process which is dual to a coalescent with multiple collisions ($\Lambda$-coalescent) in analogy to the duality known for the ...
Birkner, Matthias   +4 more
core   +4 more sources

Organizational Abortion‐Facilitative Actions in a Post‐Dobbs U.S.: Employer Decisions and Employee Reactions

open access: yesJournal of Organizational Behavior, EarlyView.
ABSTRACT In a post‐Dobbs United States, employers may play a significant role in access to abortion, a critical healthcare issue for women and people who can become pregnant. Yet, we have limited systematic knowledge of what organizations offer in terms of abortion‐facilitative actions and how these actions are perceived by employees.
Keaton A. Fletcher   +4 more
wiley   +1 more source

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