نتایج جستجو برای: marginal water cost of carbon gain

تعداد نتایج: 21283076  

Forough Jahantigh Mohammad Nabi Shahiki Tash Mosayeb Pahlavani

The main objective of this paper is to evaluate the structure of the Iranian banking system and to measure the market power factor based on the Boone approach. In this paper, we investigated the Iranian organized money market, including 18 banks operating in the period of 2008-2015. To calculate the marginal cost (MC), we used a Translog Stochastic Frontier Cost Function. Findings based on the ...

Journal: :پژوهش های علوم دامی ایران 0
حسن فتحی غلامعلی مقدم احمد نعمت الهی عبدالمنصور طهماسیبی

one experiment was conducted in order to evaluate four levels of macaroni waste including: 0, 10, 20 and 30 percentage in growing turkey feed in a completely randomized design (crd) with 120 local turkey including 3 replicates in 12 pens. during the experiment (3-8 weeks), turkeys received feed and water of free access. weight gain, feed consumption and feed efficiency were measured weekly. dif...

ژورنال: سلامت و محیط زیست 2012
اسلامی, اکبر, جوشنی, غلامحسین, رضایی فرد, بهزاد, محمدی, حامد, مسعودی‌نژاد, محمد‌رضا, نجفی, حسین,

MicrosoftInternetExplorer4 Background and Objectives: The increasing demand for drinking water has led scientists to the use of saline waters, but existing desalinating processes are very expensive. carbon aerogel is a type of organic aerogel that is suitable for desalination owing to its unique porous structure. Low potential of fouling and deposits, very low wastewater production, elec...

Journal: :international journal of iron & steel society of iran 2005
b. soleimani amiri g. h. akbari

in the present work the recrystallization behavior of deep drawing grade al-killed low carbon steel sheets produced by mobarakeh steel plant (msp) has been studied. salt bath isothermal annealing has been applied to cold rolled samples and the resulted microstrucrures have been compared with the microstructure obtained from the box annealing process in msp. it is found that at 635 and 700ºc the...

Esmael Ghahremani Mahdi Safari, Mehdi Hosseini Reza Ghanbari Reza Rezaee, Yahya Zansalimi

This study aimed to investigate the efficiency of the enhanced coagulation (EC) process for the simultaneous removal of turbidity and humic substances (HS) from raw water from the Sanandaj Water Treatment Plant (SWTP). This study was conducted on a laboratory scale using a jar test device and ferric chloride (FeCL3) as the coagulant. Accordingly, the effects of pH and coagulant dosag...

2011
Tomas Kögel

This paper derives analytically the growth rate of the social cost of carbon (SSC) on an optimal balanced growth path. More specifically, the paper examines a deterministic Ramsey model of optimal economic growth with carbon emissions. In this model, restrictions on technology and preferences are imposed that guarantee optimal balanced growth, i.e., that guarantee an optimal path with constant ...

2002
HOWARD HERZOG KEN CALDEIRA JOHN REILLY

In this paper, we present a method to quantify the effectiveness of carbon mitigation options taking into account the ‘permanence’ of the emissions reduction. While the issue of permanence is most commonly associated with a ‘leaky’ carbon sequestration reservoir, we argue that this is an issue that applies to just about all carbon mitigation options. The appropriate formulation of this problem ...

2008
Richard G. Newell William A. Pizer

We estimate a carbon mitigation cost curve for the U.S. commercial sector based on econometric estimation of the responsiveness of fuel demand and equipment choices to energy price changes. The model econometrically estimates fuel demand conditional on fuel choice, which is characterized by a multinomial logit model. Separate estimation of end uses (e.g., heating, cooking) using the U.S. Commer...

2017
Paul L. G. Vlek Asia Khamzina Hossein Azadi Anik Bhaduri Luna Bharati Ademola Braimoh Christopher Martius Terry Sunderland Fatemeh Taheri

Land provides a host of ecosystem services, of which the provisioning services are often considered paramount. As the demand for agricultural products multiplies, other ecosystem services are being degraded or lost entirely. Finding a sustainable trade-off between food production and one or more of other ecosystem services, given the variety of stakeholders, is a matter of optimizing land use i...

Journal: :آب و خاک 0
وحیدرضا وردی نژاد تیمور سهرابی نادر حیدری شهاب عراقی نژاد محمد فیضی

abstract in this study, seven main field crops of the rudasht and abshar irrigation networks of esfahan (with 54,000 ha designed command area) such as wheat, barley, onion, sunflower, fodder mays and sugar beet were selected and swap model was calibrated by inverse modeling base on field experiments results in order to determine crop water salinity production functions. field experiments were c...

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