نتایج جستجو برای: environmental factors

تعداد نتایج: 1371345  

2006
E. Somers

The toxic effects of chemicals can be affected by a variety of modulating factors that can increase or reduce the chemical's effectiveness.Four particular environmental factors, namely smoking, alcohol, drugs, and climate, have been chosen for examples from the wealth of literature. Where possible the interacting effects are analysed in terms of their influence on the basic biochemical process ...

Journal: Desert 2012
A. Salehpour Jam Gh.R. Zehtabian M.K. Kianian

Playas are low-lands which is considered to be the locations of accumulation of superficial and ground waters fromhigher elevations and these waters have different types of salts and various salinity level. Therefore, because of lack ofrainfall and fresh-water both for human and animal useage or even for plants, it is needed to apply proper methods toharvest fresh water from these saline-waters...

The growth rate for infants and young children manifests the significant differences between age, sex, regional, and seasonal distributions. The growth rate for infants and young children is a complex process that depends on interaction of the genetic and environmental factors. All genetic and environmental factors jointly contribute to the growth rate for infants and young children, for exampl...

Investigation of the relationship between plant species and environmental factors plays an important role in plant ecology. The present study aimed to develop the best predicting model for distribution of Prangos uloptera DC. using logistic regression (LR) and Maximum Entropy Methods (MaxEnt) in its habitat in the southern rangeland of Ardabil province, Iran. Vegetation data (presence and absen...

Journal: :Annals of agricultural and environmental medicine : AAEM 2012
Dorota Jenerowicz Wojciech Silny Aleksandra Dańczak-Pazdrowska Adriana Polańska Agnieszka Osmola-Mańkowska Karolina Olek-Hrab

An objective of this article is a review of contemporary knowledge on various environmental factors, that influence prevalence and course of allergic diseases, like asthma, allergic rhinitis, atopic dermatitis and also contact dermatitis. Surrounding climate may directly influence each patient, but also determines type of flora and fauna within particular geographical regions and thus affects s...

2010
Esmaeil Salehi

Urban Environment planning can prevent abnormal behaviors, crime and felony in urban places by identifying effective local features and environmental conditions, along with other actions, so that the felon would have much less opportunities for committing criminal and unlawful acts in urban areas. This article is part of the outcomes of a study project called “formulation of environmental crite...

2011
Rodney R. Dietert Janice M. Dietert Jamie C. Dewitt

Autism is a devastating childhood condition that has emerged as an increasing social concern just as it has increased in prevalence in recent decades. Autism and the broader category of autism spectrum disorders are among the increasingly seen examples in which there is a fetal basis for later disease or disorder. Environmental, genetic, and epigenetic factors all play a role in determining the...

2011
Elizabeth Plombon

Using data from the fifth wave of the World Values Survey (2005-2008), this study examined the relationship between affluence, post-materialist values, and pro-environmental attitudes from individuals from Morocco, Uruguay, Sweden, and the United States. Demographic variables were also analyzed to determine which factors were the best predictors of pro-environmental attitudes from each of the f...

Journal: :Environmental Health Perspectives 1994
M. N. CAUCHI S. H. KOH D. LIM D. L. HAY

-The incidence of oncofoetal antigens has been reported to be increased in patients with gynaecological cancers. In this study the incidence of CEA, AFP, and hCG (, subunit) were studied in patients with adenocarcinoma of the ovary, adenocarcinoma of the cervix, and squamous-cell carcinoma of the cervix. Using a low cut-off point (CEA 2 5 ,ug/l, AFP 5 ,ug/l, and hCG 3 i.u./l) there is an unacce...

Journal: :International journal of occupational medicine and environmental health 2009
Joanna Jurewicz Wojciech Hanke Michał Radwan Jens Peter Bonde

OBJECTIVES An increasing number of reports suggest that chemical and physical agents in the environment, introduced and spread by human activity, may affect male fertility in humans. This article aims at evaluating the impact of environmental exposures (pesticides, phthalates, PCBs, air pollution, trihalomethanes (THMs), mobile phones) on semen quality, by reviewing most recent published litera...

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