نتایج جستجو برای: segregation

تعداد نتایج: 27520  

Journal: :Journal of Prisoners on Prisons 1969

Journal: :Nature Materials 2012

2014
Sean F. Reardon Ann Owens

Since the Supreme Court’s 1954 Brown v. Board of Education decision, researchers and policymakers have paid close attention to trends in school segregation. While Brown focused on black‐white segregation, here we review the evidence regarding trends and consequences of both racial and economic school segregation. In general, the evidence regarding trends in racial segregation suggests that the ...

ژورنال: طلوع بهداشت یزد 2021

Introduction: The best way to recycle municipal wastes is to separate them at home by the users. To this end, participation and cooperation of all citizens is required and the necessary infrastructure should be provided in the field of waste segregation. This study was conducted to determine the status of citizenschr('39') participation in separating urban wastes from the source and to investig...

Journal: :علوم اجتماعی 0
دکتر عبدالعلی لهسایی زاده دکتر بیژن خواجه نوری

social differentiation is among the important concepts in sociology. the importance of the concept may be understood from its frequent recurrence in the works of the early sociologists including spencer, durkheim, weber and marx, as well as in the works of later sociologists such as parsons, smelser and luhmann. the idea of segregation is mainly discussed as a key concept in the theories of soc...

Journal: :The British journal of sociology 2002
Robert M Blackburn Jude Browne Bradley Brooks Jennifer Jarman

Occupational gender segregation--the tendency for women and men to work in different occupations--is an important feature of all societies, and particularly the wealthy industrialized ones. To understand this segregation, and to explain its significance, we need to distinguish between vertical segregation entailing inequality and horizontal segregation representing difference without inequality...

2018
Khurram Ashfaq Qazi Tabassam Nawaz Zahid Mehmood Muhammad Rashid Hafiz Adnan Habib

Recent research on speech segregation and music fingerprinting has led to improvements in speech segregation and music identification algorithms. Speech and music segregation generally involves the identification of music followed by speech segregation. However, music segregation becomes a challenging task in the presence of noise. This paper proposes a novel method of speech segregation for un...

2014
Judite Costa Chuanhai Fu V. Mohini Khare Phong T. Tran

Proper chromosome segregation is of paramount importance for proper genetic inheritance. Defects in chromosome segregation can lead to aneuploidy, which is a hallmark of cancer cells. Eukaryotic chromosome segregation is accomplished by the bipolar spindle. Additional mechanisms, such as the spindle assembly checkpoint and centromere positioning, further help to ensure complete segregation fide...

Journal: :Social science research 2009
Sean F Reardon Chad R Farrell Stephen A Matthews David O'Sullivan Kendra Bischoff Glenn Firebaugh

We use newly developed methods of measuring spatial segregation across a range of spatial scales to assess changes in racial residential segregation patterns in the 100 largest U.S. metropolitan areas from 1990 to 2000. Our results point to three notable trends in segregation from 1990 to 2000: (1) Hispanic-white and Asian-white segregation levels increased at both micro- and macro-scales; (2) ...

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