نتایج جستجو برای: weather temperature

تعداد نتایج: 487930  

1999
Balaji Rajagopalan Upmanu Lall

A multivariate, nonparametric time series simulation method is provided to generate random sequences of daily weather variables that “honor” the statistical properties of the historical data of the same weather variables at the site. A vector of weather variables (solar radiation, maximum temperature, minimum temperature, average dew point temperature, average wind speed, and precipitation) on ...

Journal: :Journal of the Royal Society of Medicine 1978
G Pickering

RESPIRATORY MORBIDITY AND THE WEATHER Sir, I was interested in the article on the effect of weather on reported morbidity (April Journal) and in particular the comments that " for practical reasons measures of reported morbidity may be the best available estimate of true morbidity" (p. 248) and " there is a negative association between temperature and the number ofrespiratory episodes . . . rai...

2014
Ha Hai Vu Junko Okumura Masahiro Hashizume Duong Nhu Tran Taro Yamamoto

Dengue fever is a major health problem in Vietnam, but its incidence differs from province to province. To understand this at the local level, we assessed the effect of four weather components (humidity, rainfall, temperature and sunshine) on the number of dengue cases in nine provinces of Vietnam. Monthly data from 1999 to 2009 were analysed by time-series regression using negative binomial mo...

2008
S. J. Childs J. W. Hargrove

The hypothetical impact of conventional insecticidal spraying strategies on Tsetse fly is investigated in this work. The investigation is largely one of the effect of temperature on tsetse population dynamics and its reproductive cycle during spraying, given that cooler weather is preferred for the settling of insecticidal droplets. Conventional insecticidal spraying strategies are found to be ...

Journal: :British journal of preventive & social medicine 1973
G M Bull

It is well known that deaths from myocardial and cerebral infarction occur more frequently in the winter months and cold weather than in the summer (Rose, 1966; Rogot and Blackwelder, 1970; Ohno, 1969; Ohno et al., 1970). The death rates from both conditions are highly correlated with air temperature but it is argued by some (Anderson and le Riche, 1970) that the association is indirect and ari...

2009
Andreas MATZARAKIS

Weather, climate and tourism are interconnected in many different ways. All of them are of both global and local significance. Weather and/or climate information is of interest for tourists and the tourism industry. Crucial for tourism is information on thermal comfort or thermal stress conditions. Thermal indices, i.e., physiologically equivalent temperature, can deliver relevant information f...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان 1387

چکیده ندارد.

Journal: Desert 2018
A. Darvishi Boloorani M. Gharaylou M. Gholamnia R. Khandan S. Duan S. Hamzeh S.K. Alavi panah,

     Diurnal air temperature modeling is a beneficial experimental and mathematical approach which can be used in many fields related to Geosciences. The modeling and spatio-temporal analysis of air Diurnal Temperature Cycle (DTC) was conducted using data obtained from 105 synoptic stations in Iran during the years 2013-2014 for the first time; the key variable for controlling the cosine term i...

Journal: :Infectious Diseases in Obstetrics and Gynecology 1995
John D. Busowski Ronald A. Chez

OBJECTIVE Numerous published reports have linked various disease states and pregnancy-related conditions with meteorologic factors such as weather, humidity, and temperature. The purpose of this study was to determine if temperature and dew point affect the incidence of pyelonephritis during pregnancy. METHODS A retrospective chart review of a 4-year period from 1989 to 1992 was performed. Th...

ژورنال: علوم آب و خاک 2012
سید مجید میرلطیفی, , کامیار بیات, ,

Global solar radiation (Rs( on a horizontal surface in the estimation of evapotranspiration of plants and hydrology studies is an important factor. Average daily global solar radiation on a horizontal surface was estimated by artificial neural networks (ANNs) and five empirical models including FAO (No.56), Hargreaves-Samani, Mahmood-Hubard, Bahel and Annandale. The weather data was selected fr...

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