نتایج جستجو برای: هوا weather

تعداد نتایج: 53649  

Journal: :CoRR 2018
Yang Yang Zongtao Liu Chenhao Tan Fei Wu Yueting Zhuang Yafeng Li

In China, 260 million people migrate to cities to realize their urban dreams. Despite that these migrants play an important role in the rapid urbanization process, many of them fail to settle down and eventually leave the city. The integration process of migrants thus raises an important issue for scholars and policymakers. In this paper, we use Shanghai as an example to investigate migrants’ b...

1998
James Glimm

The purpose of this paper is to develop a general framework for the prediction of complex multiscale phenomena and to illustrate this framework through comparison to two examples of current interest to the authors. Prediction involves a two step process of inverse prediction to describe the system, given observations of its behavior, and forward prediction, to specify system behavior, given its...

2011
Kelly J. Clifton Roger B. Chen April Cutter

In the transportation literature in general and the travel behaviour literature specifically, there is no consensus on the representation of weather in behavioural models, ranging from studies that use direct meteorological measurements, such a continuous variable for inches of rainfall or temperature, to indicator variables (which themselves are often subjectively derived) for qualitative weat...

Journal: :medical journal of islamic republic of iran 0
razieh khamutian research center for environmental determinants of health (rcedh), school of public health, kermanshah university of medical sciences, kermanshah, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی کرمانشاه (kermanshah university of medical sciences)سازمان های دیگر: research center for environmental determinants of health (rcedh), farid najafi research center for environmental determinants of health (rcedh), school of public health, kermanshah university of medical sciences, kermanshah, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی کرمانشاه (kermanshah university of medical sciences)سازمان های دیگر: research center for environmental determinants of health (rcedh), mohammad soltanian research center for environmental determinants of health (rcedh), school of public health, kermanshah university of medical sciences, kermanshah, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی کرمانشاه (kermanshah university of medical sciences)سازمان های دیگر: research center for environmental determinants of health (rcedh), mohamad javad shokoohizadeh research center for environmental determinants of health (rcedh), school of public health, kermanshah university of medical sciences, kermanshah, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی کرمانشاه (kermanshah university of medical sciences)سازمان های دیگر: research center for environmental determinants of health (rcedh), saeedeh poorhaghighat students research committee, kermanshah university of medical sciences, kermanshah, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی کرمانشاه (kermanshah university of medical sciences) abdollah dargahi research center for environmental determinants of health (rcedh), school of public health, kermanshah university of medical sciences, kermanshah, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی کرمانشاه (kermanshah university of medical sciences)سازمان های دیگر: research center for environmental determinants of health (rcedh),

background: industrialization and urbanization had a devastating impact on public health and caused an increase in health related morbidity and mortality. in fact, asthma is a chronic condition which is considered as one of the significant challenges of public health. in this study, we investigated the association of air pollution and weather conditions with excess emergency ward admissions of ...

2010
Michael S. Barton

The purpose of this paper is to demonstrate the validity of mesoscale numerical weather prediction modeling near the complex terrain at Aubrey Cliffs, Arizona, and to investigate the influence of the outer domain size employed on the computational results. Mesoscale Modeling v5 (MM5) was implemented to produce numerical wind data that was compared with experimental wind data. The results obtain...

2007
Koji Wada Yasushi Toyoda Soichiro Sugimoto

North part of Japan is one of the heaviest snowfall regions in winter. In a certain case, wet snow accretes to civil engineering structure such as power lines. There is a demand for the prediction that when the snow accretion will occur. General weather forecast is not enough resolution and meteorological variable for estimating snow accretion. By calculating weather condition on our own accoun...

2005
Alan E. Stewart

In what ways are weather and climate (and changes in weather and climate) psychologically significant to people? How is the importance that people attach to weather and climate manifested on cognitive, emotional, and behavioral levels? These questions are addressed in the present project which describes the further development and evaluation of a psychological measurement tool, the Weather Sali...

Journal: :Journal of economic entomology 2010
Julianna K Tuell Rufus Isaacs

Weather plays an important role in spring-blooming fruit crops due to the combined effects on bee activity, flower opening, pollen germination, and fertilization. To determine the effects of weather on highbush blueberry, Vaccinium corymbosum L., productivity, we monitored bee activity and compared fruit set, weight, and seed number in a field stocked with honey bees, Apis mellifera L., and com...

2011
Michael P Matthews

This paper presents the results of a study to quantify the performance of Weather Avoidance Fields in predicting the operational impact of convective weather on en route airspace. The Convective Weather Avoidance Model identifies regions of convective weather that pilots are likely to avoid based upon an examination of the planned and actual flight trajectories in regions of weather impact. Fro...

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