نتایج جستجو برای: environmental

تعداد نتایج: 370434  

Journal: :international journal of environmental research 2011
h. kopnina

one of the most popular measures of ecological worldview, predicting environmental attitudes and behaviors is the new ecological paradigm (nep) scale developed by dunlap and van liere has been applied to measure children’s environmental attitudes across cultures. there is however some controversy about the cross-cultural applicability and the relevance of the nep scale items. this article refl...

Journal: :Environmental Health Perspectives 1993
R L Prentice D Thomas

A brief review is given of data analysis methods for the identification and quantification of associations between environmental exposures and health events of interest. Data analysis methods are outlined for each of the study designs mentioned, with an emphasis on topics in need of further research. Particularly noted are the need for improved methods for accommodating exposure assessment meas...

Journal: :Environmental management 2007
Christopher M Weible

What factors explain stakeholders' perceptions of scientists in environmental politics? Questionnaire data are used to examine stakeholders' views of scientific experts in the context of Lake Tahoe environmental policy from 1984 to 2001. Stakeholders' perceptions of scientists have remained the same over time - despite a shift from adversarial to collaborative policymaking and after decades of ...

Journal: :Environmental Health Perspectives 1993
H Morgenstern D Thomas

This paper discusses the principles of study design and related methodologic issues in environmental epidemiology. Emphasis is given to studies aimed at evaluating causal hypotheses regarding exposures to suspected health hazards. Following background sections on the quantitative objectives and methods of population-based research, we present the major types of observational designs used in env...

Journal: :international journal of environmental research 0
m.v. segarra-oña departamento de organización de empresas, edificio 7d, universidad politécnica de valencia, spain a. peiró-signes departamento de organización de empresas, edificio 7d, universidad politécnica de valencia, spain j. albors-garrigós departamento de organización de empresas, edificio 7d, universidad politécnica de valencia, spain p. miret-pastor departamento de organización de empresas, edificio 7d, universidad politécnica de valencia, spain

innovation and sustainable development have been considered fundamental elements in the competitive positioning of companies. the synergies between both concepts, known as eco-innovation, must be considered when designing company policies. the aim of this paper is to analyse which moderating factors determine how innovative companies perform when implementing a sustainable proactive approach. w...

2016
Elizabeth W. Jones Limin Feng Jane K. Dixon John P. Dixon Carolyn R. Hofe Lisa M. Gaetke

BACKGROUND Research findings have suggested that exposure to environmental pollutants contributes to increased health risks, which may be modulated by certain nutrition and other protective health behaviors. Nutrition professionals play an important role in effectively disseminating this information and in devising specific community-based nutrition education programs for audiences located in a...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان 1390

during natural gas processing, water in natural gas may cause to hydrates formation in pipelines which may lead to serious damages to process equipments. given the problems raised by present of water in natural gas, glycol solvent uses to remove water.in contact of glycol with gas always an amount of btex and voc absorb along with water, which on glycol recovery process, these substances separa...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده علوم 1392

gol-e-gohar iron ore mine of sirjan in southern part of iran is a large open pit that operates below the groundwater table and during mining operation, dewatering is required to prevent operation processes from flooding. current operation is going on by digging wells in or out of the pit and pumping to prevent flooding. as a result of the former dewatering operation a vast deep cone of depressi...

2017
Brilé Anderson Tobias Böhmelt Hugh Ward

This article studies how public opinion is associated with the introduction of renewable energy policies in Europe. While research increasingly seeks to model the link between public opinion and environmental policies, the empirical evidence is largely based on a single case: the US. This limits the generalizability of findings and we argue accordingly for a systematic, quantitative study of ho...

Journal: :International journal of biometeorology 2008
Joseph M Prospero Edmund Blades Raana Naidu George Mathison Haresh Thani Marc C Lavoie

Asthma is epidemic in developed and developing countries including those in the Caribbean where it is widely believed that African dust, transported in high concentrations in the Trade Winds every year, is a major causative factor. The link between asthma and dust in the Caribbean is based largely on anecdotal evidence that associates sharp increases in the occurrence of asthma symptoms with ha...

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