نتایج جستجو برای: is caused by non

تعداد نتایج: 10227614  

Journal: :Journal of environmental management 2009
K Erdlenbruch S Thoyer F Grelot R Kast G Enjolras

This article analyzes the consequences for risk distribution of the French Flood Prevention Action Programme (PAPI). By redirecting floods from the most vulnerable to the least vulnerable areas, PAPIs expose farmers to greater flood risks. This has led local water management institutions to introduce compensation payments. The article outlines the results of an exhaustive survey of all PAPIs in...

2015
Günter Blöschl Ladislav Gaál Julia Hall Andrea Kiss Jürgen Komma Thomas Nester Juraj Parajka Rui A. P. Perdigão Lenka Plavcová Magdalena Rogger José Luis Salinas Alberto Viglione

There has been a surprisingly large number of major floods in the last years around the world, which suggests that floods may have increased and will continue to increase in the next decades. However, the realism of such changes is still hotly discussed in the literature. This overview article examines whether floods have changed in the past and explores the driving processes of such changes in...

Journal: :Environmental management 2012
Olga Petrucci A Aurora Pasqua Maurizio Polemio

The historical floods that have occurred since the seventeenth century were collected for a study area in southern Italy. Damages caused by floods, rainfall and the main anthropogenic modifications are discussed all together. The aim was to assess whether the frequency of floods is changing and, if so, whether these changes can be attributed to either rainfall and/or anthropogenic modifications...

Journal: :Ciencia & saude coletiva 2012
Carlos Machado de Freitas Elisa Francioli Ximenes

Floods are among the most frequent natural disasters and they affect the lives of approximately 102 million people each year, mainly in developing countries and in major urban areas with a tendency to grow further over the coming decades. The scope of this paper is to provide input for a clearer understanding of these events through the results and experiences to be gleaned from the recent scie...

Journal: :Journal of clinical microbiology 2013
Ah Yong Jeong Hye Sook Jeong Jeong Su Lee Yong Chjun Park Soon Ho Lee In Gyun Hwang Yun Joo Kim Young Joo Kim Mi Young Jo Sunyoung Jung Kisang Kim Doo-Sung Cheon

Prevalence of asymptomatic norovirus infection was investigated in food handlers in South Korea. Among 6,441 subjects, 66 (1.02%) had norovirus infections confirmed by reverse transcription (RT)-PCR (real time and nested). GII-12 and GII-4 were the prevalent genotypes. Our data suggest that infection of asymptomatic food handlers is an important transmission source in norovirus outbreaks.

2007
Nelson Lee Martin C.W. Chan Bonnie Wong K.W. Choi Winnie Sin Grace Lui Paul K.S. Chan Raymond W.M. Lai C.S. Cockram Joseph J.Y. Sung Wai K. Leung

Fecal viral concentrations of 40 patients infected with norovirus genogroup GII.4 correlated with diarrhea duration and frequency of vomiting. Higher viral concentration and older age were independently associated with prolonged diarrhea (> or =4 days). These findings provide information on the pathogenesis and transmission of norovirus infections.

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه بوعلی سینا - دانشکده علوم پایه 1391

abstract: in this thesis, we focus to class of convex optimization problem whose objective function is given as a linear function and a convex function of a linear transformation of the decision variables and whose feasible region is a polytope. we show that there exists an optimal solution to this class of problems on a face of the constraint polytope of feasible region. based on this, we dev...

2002
Susan E. Hough

The 1811–1812 New Madrid, central United States, earthquake sequence included at least three events with magnitudes estimated at well above M 7.0. I discuss evidence that the sequence also produced at least three substantial triggered events well outside the New Madrid Seismic Zone, most likely in the vicinity of Cincinnati, Ohio. The largest of these events is estimated to have a magnitude in ...

2011
Zuchao Wang Hanqi Guo Bowen Yu Xiaoru Yuan

We present an interactive visualization for the exploration of global hurricane tracks data, collected during 1851 to 2009. Linked perspectives with smooth interaction are provided, which enable powerful data selection and inspection.

2013
CHRISTOPHER W. LANDSEA JAMES L. FRANKLIN

‘‘Best tracks’’ are National Hurricane Center (NHC) poststorm analyses of the intensity, central pressure, position, and size of Atlantic and eastern North Pacific basin tropical and subtropical cyclones. This paper estimates the uncertainty (average error) for Atlantic basin best track parameters through a survey of the NHC Hurricane Specialists who maintain and update the Atlantic hurricane d...

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