نتایج جستجو برای: precipitation data spanning 30 years 1979

تعداد نتایج: 3519749  

2015
J. de Leeuw J. Methven M. Blackburn

6 The England and Wales Precipitation (EWP) dataset is a homogeneous time series of 7 daily accumulations from 1931 to 2014, composed from rain gauge observations spanning 8 the region. The daily precipitation statistics are shown to be well described by a Weibull 9 distribution, which is used to define extremes in terms of percentiles. Computed trends in 10 annual and seasonal precipitation ar...

Journal: :American Journal of Climate Change 2021

This study analyzed the spatial distribution and temporal trends of precipitation its extremes over Nigeria from 1979-2013 using climate indices, in order to assess climatic country. Daily data used this were obtained Meteorological Agency (NIMET), Lagos. The indices developed by Expert Team on Climate Change Detection (ETCCDI) for assessing extreme precipitation. Sen’s slope estimator Mann-Ken...

Journal: :Environmental Research Letters 2021

Abstract It is widely anticipated that climate change will negatively affect both food security and diet diversity. Diet diversity especially critical for children as it correlates with macro micronutrient intake important child development. Despite these links, little empirical evidence has demonstrated a relationship between change, across large datasets spanning multiple global regions more ...

2015
Xin Lin Junsheng Li Jianwu Luo Xiaopu Wu Yu Tian Wei Wang Xuhui Zhou

Over the past decades, rising air temperature has been accompanied by changes in precipitation. Despite relatively robust literature on the temperature sensitivity of carbon cycle at continental to global scales, less is known about the way this sensitivity is affected by precipitation. In this study we investigate how precipitation mediates the response of the carbon cycle to warming over the ...

2012
Bin Wang Jian Liu Hyung-Jin Kim Peter J. Webster So-Young Yim

The global monsoon (GM) is a defining feature of the annual variation of Earth’s climate system. Quantifying and understanding the present-day monsoon precipitation change are crucial for prediction of its future and reflection of its past. Here we show that regional monsoons are coordinated not only by external solar forcing but also by internal feedback processes such as El Niño-Southern Osci...

2007
Mathias Vuille Juan-Pablo Milana

[1] Precipitation in north-central (subtropical) Chile has been declining over the last 130 years. This is of concern in a region where precipitation is already low and which hosts considerable economic activity and a large population. Interannual variability of precipitation is primarily controlled by ENSO, but the reasons for the increasing aridity have remained elusive. Here we show that the...

Journal: :پژوهش های جغرافیای طبیعی 0
محمد دارند استادیار گروه آب و هواشناسی، دانشکدة منابع طبیعی، دانشگاه کردستان سوما زندکریمی دانشجوی کارشناسی ارشد آب و هواشناسی، دانشکدة منابع طبیعی، دانشگاه کردستان

introduction precipitation is one of the most important meteorological variables in comparison with other climatic parameters. it varies extremely over time and space. the occurrence of this climate phenomenon requires specific circumstances in environment. its accurate measurement is important to a wide range of decision makers including hydrologists, agriculturalists, industrialists and etc. ...

Journal: :فیزیک زمین و فضا 0
kpaikpai batebana assistant lecturer, college of atmospheric sciences, nanjing university of information science and technology, nanjing, jiangsu, china bob alex ogwang assistant lecturer, uganda national meteorological authority, kampala, uganda zin mie mie sein assistant lecturer, department of meteorology and hydrology, myanmar faustin katchele ogou assistant lecturer, college of atmospheric sciences, nanjing university of information science and technology, nanjing, jiangsu, china victor ongoma assistant lecturer, department of meteorology, south eastern kenya university, kitui, kenya jean paul ngarukiyimana assistant lecturer, college of atmospheric sciences, nanjing university of information science and technology, nanjing, jiangsu, china

this study investigates the atmospheric circulation associated with extreme rainfall events over the coastal west africa. the rainfall data of this study were obtained from the global precipitation climatology centre (gpcc), spanning from 1981 to 2010. the atmospheric datasets were also obtained from the era-interim reanalysis. the study employed the z-index to categorize dry and wet years into...

2015
Nathalie Auger William D. Fraser Audrey Smargiassi Tom Kosatsky

BACKGROUND Climate change may lead to more severe and extreme heat waves in the future, but its potential impact on sudden infant death-a leading cause of infant mortality-is unclear. OBJECTIVES We sought to determine whether risk of sudden infant death syndrome (SIDS) is elevated during hot weather. METHODS We undertook a case-crossover analysis of all sudden infant deaths during warm peri...

2008
M. H. O. M. Wittmer

The relationship between carbon isotope discrimination (131) of C3 vegetation and long-term (30 years) and short-term (growing period) precipitation was investigated. Different species of Stipa, a dominant grass genus in the (semi-)arid Asian steppes, and other C3 species were collected along aridity gradients in Inner Mongolia in 2005 (11 sites, 71 samples) and in the Republic of Mongolia in 2...

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