نتایج جستجو برای: general circulation models

تعداد نتایج: 1620436  

Abstract This study examines the effects of climate change on runoff in the Yellow River basin in Khuzestan province. In this study, the combination of 14 general circulation models under two emission scenarios A2 and B1 were used for simulating the climatic variables in the next period (2025-2054) compared to the baseline period (1971-2000). The weighting method of mean observed temperature...

Journal: :فیزیک زمین و فضا 0
محمد جغتایی دانشجوی دکتری هواشناسی، گروه فیزیک فضا، موسسه ژئوفیزیک دانشگاه تهران، ایران علیرضا محب الحجه دانشیار، گروه فیزیک فضا، موسسه ژئوفیزیک دانشگاه تهران، ایران

the development of the dynamical core of a potential-vorticity-based atmospheric general circulation model is explored. there are some advantages of using potential vorticity (pv) as a prognostic variable in that the resulting model can give more accurate simulation of the evolution of pv, as arguably the most fundamental dynamical quantity. further, there is possibility of explicit representat...

Journal: :جغرافیا و مخاطرات محیطی 0
زهرا حجازی زاده دکتر سید محمد حسینی علی رضا کربلایی درئی

1. introduction climatic change is one of the most important challenges human beings have confronted with in recent centuries due to its severe effects on water resources, agriculture, energy, tourism and even human bioclimatic. developing strategies, making decisions with awareness about water consumption in different parts in the future, and available water resources management require climat...

Journal: :Water Practice & Technology 2022

Abstract Climate change is expected to worsen flood risks by increasing precipitation in and around Surat City. Thus, study the effect of climate on City's stormwater drainage network, ranking general circulation models (GCMs) generation future annual maximum rainfall series needed, which has not been performed any reviewed present using a hybrid approach. The ‘hybrid approach’ refers combinati...

Journal: :Geoscientific Model Development 2022

Abstract. The recent advancements in climate modeling partially build on the improvement of horizontal resolution different components simulating system. A higher is expected to provide a better representation variability, and this work we are particularly interested potential improvements representing extreme events high temperature precipitation. two versions Centro Euro-Mediterraneo sui Camb...

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