نتایج جستجو برای: mean annual areal precipitation

تعداد نتایج: 736235  

2015
Xiaoming Xu Dejun Li Yiqi Luo

Global models projected that, precipitation in Great Plains of the United States will decrease in summer and increase in spring and winter. However, few studies had carefully examined ecosystem responses to this intra-annual redistribution of precipitation. Here we used a process-based model, Terrestrial ECOsystem (TECO) Model, to evaluate responses of ecosystem carbon processes (including net ...

Journal: :آب و خاک 0
فاطمه عباسی شراره ملبوسی ایمان بابائیان مرتضی اثمری رضا برهانی

abstract in this research, four meteorological set of data including maximum temperature, minimum temperature, precipitation and radiation from echo-g, under a1scenario have been used for climate change detection over south khorasan. echo-g is a general circulation model that currently is used in hamburg university and korea meteorological research institute. in this research climate change ass...

Journal: :Remote Sensing 2014
Guang Xu Huifang Zhang Baozhang Chen Hairong Zhang John L. Innes Guangyu Wang Jianwu Yan Yonghong Zheng Zaichun Zhu Ranga B. Myneni

Understanding how the dynamics of vegetation growth respond to climate change at different temporal and spatial scales is critical to projecting future ecosystem dynamics and the adaptation of ecosystems to global change. In this study, we investigated vegetated growth dynamics (annual productivity, seasonality and the minimum amount of vegetated cover) in China and their relations with climati...

2011
C. J. Harman P. A. Troch M. Sivapalan

[1] Assessing the sensitivity of annual streamflow to precipitation is challenging due to the complexity of the processes that control the water balance. A low-dimensional model can be useful to interrogate data in regional assessments of a large number of catchments, and can provide insights into the broad similarities and differences between catchments’ behaviors. This work assesses the sensi...

2011
Jozsef Szilagyi Vitaly A. Zlotnik Janos Jozsa

Mean annual recharge in the Sand Hills of Nebraska (USA) over the 2000–2009 period was estimated at a 1-km spatial resolution as the difference of mean annual precipitation (P) and evapotranspiration (ET). Monthly P values came from the PRISM dataset, while monthly ET values were derived from linear transformations of the MODIS daytime land-surface temperature values into pixel ET rates with th...

Journal: :Water 2021

Accounting for secondary exhaustive variables (such as elevation) in modelling the spatial distribution of precipitation can improve their estimate accuracy. However, elevation and data are associated with different support sizes it is necessary to define methods combine such data. The paper was aimed compare block ordinary cokriging kriging an external drift estimating annual using covariate. ...

2009
Jie Chen Xun-chang Zhang Wen-zhao Liu Zhi Li

Climate generator (CLIGEN) is widely used in the United States to generate long-term climate scenarios for use with agricultural systems models. Its applicability needs to be evaluated for use in a new region or climate. The objectives were to: (1) evaluate the reproducibility of the latest version of CLIGEN v5.22564 in generating daily, monthly, and yearly precipitation depths at 12 stations, ...

ژورنال: علوم آب و خاک 2021

The purpose of this research was to investigate the trend of annual changes in Yazd stationchr('39')s meteorological parameters including minimum and maximum average daily temperature and average daily precipitation (1961-2005), as well as the predicted annual mean of these parameters in the three upcoming thirty years of the 2040s, 2070s and 2100s, by the SDSM model, under RCP2.6, RCP4.5, RCP8...

Journal: :Atmosphere 2022

To mitigate the adverse effects of climate warming, Paris Agreement proposed goal to reduce global warming up an increase 1.5 °C above preindustrial level. Study population and GDP exposure precipitation extreme events under target is fundamental for disaster risk mitigation adaptation on Loess Plateau. This study projected level Plateau using daily data from CMIP6 outputs a Shared Socioeconomi...

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