نتایج جستجو برای: while annual precipitation

تعداد نتایج: 1207253  

2012
S. Brönnimann

This discussion paper is/has been under review for the journal Climate of the Past (CP). Please refer to the corresponding final paper in CP if available. Abstract Accumulation and δ 18 O data from Alpine ice cores provide information on past temperature and precipitation. However, their correlation with seasonal or annual mean temperature and precipitation at nearby sites is often low. Based o...

2002
L. Bengtsson

Secular trends of daily precipitation characteristics are considered in the transient climate change experiment with a coupled atmosphere–ocean general circulation model ECHAM4/OPYC3 for 1900–2099. The climate forcing is due to increasing concentrations of the greenhouse gases in the atmosphere. Mean daily precipitation, precipitation intensity, probability of wet days and parameters of the gam...

Journal: :Ecotoxicology 2005
Gerald J Keeler Lynne E Gratz Khalid Al-Wali

Section 112(m) of the 1990 Clean Air Act Amendments, referred to as the Great Waters Program, mandated an assessment of atmospheric deposition of hazardous air pollutants (HAPs) to Lake Champlain. Mercury (Hg) was listed as a priority HAP and has continued to be a high priority for a number of national and international programs. An assessment of the magnitude and seasonal variation of atmosphe...

2018
Wei Li Limin Duan Yanyun Luo Tingxi Liu

In this work, we use the gridded precipitation dataset (with a resolution of 0.5◦ × 0.5◦) of the eastern part of inland river basin of Inner Mongolian Plateau from 1961–2015 as the basis and adopt the methods of climatic diagnosis (e.g., the Modified Mann-Kendall method, principal component analysis, and correlation analysis) to analyze the spatial and temporal variations of six extreme precipi...

2009
Jun Furuya Shintaro Kobayashi

Using 1km grid datasets representing monthly mean precipitation, monthly mean temperature, and dry matter production (DMP), we considered the regional plant production ability in Southeast and South Asia, and also employed pixel-by-pixel correlation analysis to assess the intensity of relation between climate factors and plant production. While annual DMP in South Asia was approximately less th...

Journal: :Global change biology 2013
Xia Xu Rebecca A Sherry Shuli Niu Dejun Li Yiqi Luo

Grassland productivity in response to climate change and land use is a global concern. In order to explore the effects of climate change and land use on net primary productivity (NPP), NPP partitioning [fBNPP , defined as the fraction of belowground NPP (BNPP) to NPP], and rain-use efficiency (RUE) of NPP, we conducted a field experiment with warming (+3 °C), altered precipitation (double and h...

2006
JOHN S. RODEN JAMES R. EHLERINGER

tree-ring cellulose was examined in ponderosa pine (Pinus ponderosa Dougl.) trees in the western USA to study seasonal patterns of precipitation inputs. Two sites (California and Oregon) had minimal summer rainfall inputs, whereas a third site (Arizona) received as much as 70% of its annual precipitation during the summer months (North American monsoon). For the Arizona site, both the δO and δC...

2013
Xiaoming Shi Dale R. Durran

5 The sensitivity of stratiform mid-latitude orographic precipitation to global mean temper6 ature is investigated through numerical simulations with a general circulation model. The 7 individual terrain elements are idealizations of the Earth’s major north-south mountain 8 chains and occupy four islands equally spaced around the northern hemisphere of a planet 9 otherwise covered by ocean. Pre...

2014
Dan Li

The impact of interannual variability of precipitation and potential evaporation on the long-term mean annual evapotranspiration as well as on the interannual variability of evapotranspiration is studied using a stochastic soil moisture model within the Budyko framework. Results indicate that given the same long-term mean annual precipitation and potential evaporation, including interannual var...

2000
Vivek K Arora

Stream¯ow simulations for 23 major river basins from the third-generation general circulation model (GCM) of the Canadian Centre for Climate Modelling and Analysis are assessed. Precipitation and runo€ data are used from the AMIP II simulation in which the GCM is integrated for a 17-yr period with speci®c sea surface temperatures and sea-ice concentrations. Compared to the observations, the com...

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