نتایج جستجو برای: assessing uncertainty of climate change models

تعداد نتایج: 21306544  

2010
Deepashree Raje P. P. Mujumdar

a r t i c l e i n f o Representation and quantification of uncertainty in climate change impact studies are a difficult task. Several sources of uncertainty arise in studies of hydrologic impacts of climate change, such as those due to choice of general circulation models (GCMs), scenarios and downscaling methods. Recently, much work has focused on uncertainty quantification and modeling in reg...

2017
Simon N. Gosling David M. Hondula Aditi Bunker Dolores Ibarreta Junguo Liu Xinxin Zhang Rainer Sauerborn

BACKGROUND Multiple methods are employed for modeling adaptation when projecting the impact of climate change on heat-related mortality. The sensitivity of impacts to each is unknown because they have never been systematically compared. In addition, little is known about the relative sensitivity of impacts to "adaptation uncertainty" (i.e., the inclusion/exclusion of adaptation modeling) relati...

2011
Tamara A. GREASBY Stephan R. SAIN TAMARA A. GREASBY STEPHAN R. SAIN

The goal of this work is to characterize the annual temperature for regional climate models. Of interest for impacts studies, these profiles and the potential change in these profiles are a new way to describe climate change and the inherent uncertainty. To that end, we propose a Bayesian hierarchical spatial model to simultaneously model the temperature profile for the four seasons of the year...

2010
Laëtitia Buisson Gaël Grenouillet Nicolas Casajus Sovan Lek

—Stream fish are expected to be influenced by climate change as they are ectothermic animals living in lotic systems. Using fish presence–absence records in 1,110 stream sites across France, our study aimed at (1) modeling current and future distributions of 35 stream fish species, (2) using an ensemble forecasting approach (i.e., several general circulation models [GCM] × greenhouse gas emissi...

Journal: :international journal of environmental research 2015
r. p. rudra w. t. dickinson s. i. ahmed p. patel j. zhou

there is a general consensus that climate change has impact on the intensity and frequency of rainfall events. however, very little research is available about the changes in short term rainfall extremes. the focus of this paper has been on the change in annual and monthly rainfall extremes in ontario. the results indicate a greater variability (increase and decrease) among stations for shorter...

Journal: :مدیریت صنعتی 0
اسداله اکبریان اقدم مربی، گروه مهندسی منابع آب، دانشکدۀ مهندسی آب و محیط زیست، دانشگاه شهید بهشتی، تهران، ایران. علی محمد احمد وند استاد، گروه مهندسی صنایع، دانشکدۀ صنایع و مدیریت، دانشگاه ایوان کی، ایوان کی، ایران سعید علیمحمدی استادیار، گروه مهندسی منابع آب، دانشکدۀ مهندسی آب و محیط زیست، دانشگاه شهید بهشتی، تهران، ایران

increasing of energy demand and decreasing of water resources, could make the future energy production as a big challenge. climate change is one of the main reasons for water resources limitation. future precipitation and air temperature, change hydrological conditions and directly effect on the hydropower production. for showing the future condition and making it possible to manage the hydropo...

1999
NEIL A. LEARY

The potential damages of climate change and climate variability are dependent upon the responses or adaptations that people make to their changing environment. By adapting the management of resources, the mix and methods of producing goods and services, choices of leisure activities, and other behavior, people can lessen the damages that would otherwise result. A framework for assessing the ben...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده علوم انسانی 1389

rivers and runoff have always been of interest to human beings. in order to make use of the proper water resources, human societies, industrial and agricultural centers, etc. have usually been established near rivers. as the time goes on, these societies developed, and therefore water resources were extracted more and more. consequently, conditions of water quality of the rivers experienced rap...

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