نتایج جستجو برای: rainfall patterns

تعداد نتایج: 439550  

During the rainfall, the intensity of precipitation varies. Changes in the amount of precipitation during an event of rainfall are effective in the resulting of flood and its intensity. Knowledge of how rainfall changes over time during rainfall is determined by temporal distribution pattern of rainfall. For this purpose, availability of short-term time scales rainfalls data are important that ...

2000
D. Nagesh Kumar K. Srinivasa Raju

Seasonal rainfall in many regions is influenced by global climatic parameters such as El Nino Southern Oscillation (ENSO), La Nina. Seasonal rainfall predictions are based on such Global climatic parameters. However, for operational purposes, such as reservoir operation or river basin management in a larger context, rainfall data at a finer time interval are required. In this paper, a temporal ...

2017
J. Mzezewa

Climate plays an important role in crop biomass production. Extreme climatic conditions and high seasonal variability of climatic parameters could adversely affect productivity (Li et al., 2006) since rainfall determines the crop yields and the choice of the crops that can be grown. The pattern and amount of rainfall are among the most important factors that affect cropping systems. The analysi...

2014
Adam C. Schneider Tali D. Lee Molly A. Kreiser Gregory T. Nelson

Premise of research. Water deficits are a common limiting factor of plant growth. Many studies have looked at the effects of drought, but few have compared the independent and interactive effects of multiple dimensions of changing precipitation patterns (e.g., reduced rainfall frequency and reduced rainfall volume) on overall plant growth of individuals with snapshots of growth-related plant pe...

2018
Zhengzhong Zhang Lishan Shan Yi Li

The resurrection plant Reaumuria soongorica is widespread across Asia, southern Europe, and North Africa and is considered to be a constructive keystone species in desert ecosystems, but the impacts of climate change on this species in desert ecosystems are unclear. Here, the morphological responses of R. soongorica to changes in rainfall quantity (30% reduction and 30% increase in rainfall qua...

2012
JIAN MA SHANG-PING XIE

Precipitation change in response to global warming has profound impacts on environment for life but is highly uncertain. Effects of sea surface temperature (SST) warming on the response of rainfall and atmospheric overturning circulation are investigated using Coupled Model Intercomparison Project simulations. The SST warming is decomposed into a spatially uniform SST increase (SUSI) and deviat...

2012
Jian Ma Shang-Ping Xie

1! Precipitation change in response to global warming has profound impacts on 2! environment for life but is highly uncertain. Effects of sea surface temperature (SST) 3! warming on the response of rainfall and atmospheric overturning circulation are 4! investigated using Coupled Model Intercomparison Project simulations. The SST 5! warming is decomposed into a spatially uniform SST increase (S...

2008
IRENE POLO BELÉN RODRÍGUEZ-FONSECA TERESA LOSADA JAVIER GARCÍA-SERRANO

This work presents a description of the 1979–2002 tropical Atlantic (TA) SST variability modes coupled to the anomalous West African (WA) rainfall during the monsoon season. The time-evolving SST patterns, with an impact on WA rainfall variability, are analyzed using a new methodology based on maximum covariance analysis. The enhanced Climate Prediction Center (CPC) Merged Analysis of Precipita...

2012
Patricia J. Birkett Abi T. Vanak Vito M. R. Muggeo Salamon M. Ferreira Rob Slotow

BACKGROUND The identification of temporal thresholds or shifts in animal movement informs ecologists of changes in an animal's behaviour, which contributes to an understanding of species' responses in different environments. In African savannas, rainfall, temperature and primary productivity influence the movements of large herbivores and drive changes at different scales. Here, we developed a ...

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