نتایج جستجو برای: air pollutant emissions
تعداد نتایج: 272782 فیلتر نتایج به سال:
This study aims to investigate the spatio-temporal distribution, variation, abrupt change, and long-term trends of major pollutant emissions in Kingdom Saudi Arabia (KSA) over period 1960–2020 using Monitoring Atmospheric Composition Climate (MACC)/CityZEN EU projects (MACCity) dataset inventory. These pollutants are carbon monoxide (CO), nitrogen oxides (NOx), sulfur dioxide (SO2), volatile or...
Shadow prices of undesirable outputs assess the opportunity costs emissions reduction and provide a comprehensive measuring indicator for overall environmental regulation stringency. industrial air pollutant in China 2006–2016 have been estimated by different nonparametric models, their determinants, as well controlling effects regulations, further investigated this study. Our empirical results...
Assignor This report contains the results from research carried out under two separate contracts: BOLK: Beleidsgericht Onderzoeksprogramma Lucht en Klimaat 2008-2009, sponsored by the Dutch Ministry of VROM and coordinated by the Netherlands Environmental Assessment Agency MNP (contract nr. M/500146/01/TNO and M/500146/01/CE); Literatuurstudie naar de emissies van biobrandstoffen en andere alte...
Introduction Conclusions References
In contrast to past regulations for power plant air pollutants, there is growing interest in a multi-pollutant perspective that would simultaneously address criteria pollutants, air toxics, and greenhouse gases. This paper addresses some of the key technical and economic questions needed to assess policy proposals, namely: What technical options are available to control each of these pollutants...
This study assesses the air quality impacts of central power generation and compares them with the impacts of distributed generation (DG). The central power plant emissions factors used are from a newly installed combined cycle gas turbine system. Because location of power plants is a key parameter affecting air quality impacts, this study considers three potential locations for the installatio...
This research analyzes thequalitative and quantitative behavior of aerosol dynamics resulting from the control of nitrogen oxide (NOx) and volatile organic compound (VOC) emissions by calculating detailed pollutant isopleths. Several emission scenarios are evaluated using various norms to study the nonlinear impact of control strategies. The modeling episode studied is the Southern California A...
A critical component for predictions of formation of ozone and other secondary pollutant formation in the atmosphere is the chemical mechanism, i.e., the portion of the airshed models used to represent the chemical reactions involved. This is because the chemistry is the source of much of the complexity and non-linearity involved. Because many of the chemical reactions are incompletely understo...
Projecting a hazardous air pollutant (HAP) emission inventory to future years can provide valuable information for air quality management activities such as prediction of program successes and helping to assess future priorities. We have projected the 1999 National Emission Inventory for HAPs to numerous future years up to 2020 using the following tools and data: the Emissions Modeling System f...
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