نتایج جستجو برای: weather hazards

تعداد نتایج: 81472  

Journal: :iranian journal of public health 0
karin reinhold lea pallon

background: this paper describes the common hazards in the metal industry – chemicals and noise. the aim of the study was to get an overview of risk levels of mentioned occupational hazards and examine the implementation of adequate safety measures. methods: measurements of noise and chemicals were performed, self-reported exposure and usage of personal protective equipment from workers were us...

Journal: :iranian red crescent medical journal 0
hoda noorkojuri department of biostatistics, faculty of medical sciences,tarbiat modares university, tarbiat modares university, tehran, ir iran ebrahim hajizadeh department of biostatistics, faculty of medical sciences,tarbiat modares university, tarbiat modares university, tehran, ir iran; tarbiat modares university, jalal ale ahmad highway, tehran, ir iran, tel: +98-2182883810, fax: +98-2182884555 ahmadreza baghestani 2. department of biostatistics, faculty of paramedical sciences, shahid beheshti university of medical sciences, tehran, ir iran mohamadamin pourhoseingholi department of biostatistics, gastroenterology and liver diseases research center, shahid beheshti university of medical sciences, tehran, ir iran

conclusions the use of smoothing methods helps us to eliminate non-linear effects but it is more appropriate to use cox proportional hazards model in medical data because of its’ ease of interpretation and capability of modeling both continuous and discrete covariates. also, cox proportional hazards model and smoothing methods analysis identified that age at diagnosis and tumor size were indepe...

Journal: :Climatic Change 2023

Abstract The influence of anthropogenic climate change on the frequency and intensity extreme weather events is becoming increasingly well understood. Extreme event attribution studies now exist for hundreds over past few decades. However, there remain large heterogeneities in number across world different hazards, as limited capacity to conduct new studies. In this study, we suggest that more ...

2010
Charmian M. Bennett Anthony J. McMichael

Environmental and social changes associated with climate change are likely to have impacts on the well-being, health, and productivity of many working populations across the globe. The ramifications of climate change for working populations are not restricted to increases in heat exposure. Other significant risks to worker health (including physical hazards from extreme weather events, infectio...

Journal: :مجله علوم اعصاب شفای خاتم 0
ahmad ali lotfinia shefa neuroscience research center, khatam alanbia hospital, tehran, iran.

road accident severity may be influenced by a number of various systematic causal factors. the weather and road accidents have a close relationship with each other and a number of methods have been proposed for measuring the risk of a road accident with rainy, foggy, and snowy weather and high winds. recent studies indicate that road collision rates increase during precipitation. the weather wa...

Journal: :Geosciences 2023

The Caribbean region is highly vulnerable to multiple hazards. Resultant impacts may be derived from single or cascading risks caused by hydrological-meteorological, seismic, geologic, anthropological triggers, disturbances, events. Studies suggest that event records and data related hazards, risk, damage, loss are limited in this region. National Disaster Risk Reduction (DRR) planning response...

2017
W. K. Steele

The results of 149 surveys of bird species’ distribution and abundance at Melbourne Airport between January 1997 and June 2000, together with local weather information and bird-strike data were used to assess the comparative importance of a number of variables affecting the incidence of bird-strikes at the airport. At least 36 bird and bat species were involved in ‘bird-strikes’ at Melbourne Ai...

2014
Sergio Fernández-González José Luis Sánchez Estíbaliz Gascón Laura López Eduardo García-Ortega Andrés Merino

In the context of aviation weather hazards, the study of aircraft icing is very important because of several accidents attributed to it over recent decades. On February 1, 2012, an unusual meteorological situation caused severe icing of a C-212-200, an aircraft used during winter 2011-2012 to study winter cloud systems in the Guadarrama Mountains of the central Iberian Peninsula. Observations i...

Journal: :Environmental Health Perspectives 2001
J B Rose P R Epstein E K Lipp B H Sherman S M Bernard J A Patz

Exposure to waterborne and foodborne pathogens can occur via drinking water (associated with fecal contamination), seafood (due to natural microbial hazards, toxins, or wastewater disposal) or fresh produce (irrigated or processed with contaminated water). Weather influences the transport and dissemination of these microbial agents via rainfall and runoff and the survival and/or growth through ...

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