05.06.2013 | Niccolò Guazzoni; Roberto Comolli; Andrea Binelli; Paolo Tremolada, Journal of Environmental Monitoring, 2013

Tanzania is an equatorial country characterized by warm temperature, which should emphasize POPs volatilization, but this scenario could be different in mountainous areas like Mount Meru, a volcano situated in the East African Rift (Tz). We collected soil samples along an altitudinal transect ...

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05.06.2013 | Atallah El Zein; Manolis N. Romanias; Yuri Bedjanian, Environmental Science & Technology, 2013

Kinetics and products of the reaction of HONO with solid films of Fe2O3 and Arizona Test Dust (ATD) were investigated using a low pressure flow reactor (1 – 10 Torr) combined with a modulated molecular beam mass spectrometer. The reactive uptake of HONO was studied as a function of HONO ...

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03.06.2013 | Xian‐Fa Li, Qing Xu, Yao Fu, Qing‐Xiang Guo, Environmental Progress, 2013

Kraft lignin (KL), which is largely obtained from Kraft pulping process, is typically utilized to generate steam, electricity, and heat. The huge amount of KL can also be utilized for various purposes such as producing biofuels, chemicals, and materials. In this work, industrial waste KL ...

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31.05.2013 | Christine L. Loza; Matthew M. Coggon; Tran B. Nguyen; Andreas Zuend; Richard C. Flagan; John H. Seinfeld, Environmental Science & Technology, 2013

The physical state and chemical composition of an organic aerosol affect its degree of mixing and its interactions with condensing species. We present here a laboratory chamber procedure for studying the effect of the mixing of organic aerosol components on particle evaporation. The procedure ...

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31.05.2013 | Rebekka Baumgartner; Greta K. Stieger; Kristopher McNeill, Environmental Science & Technology, 2013

Polyfluorinated arenes are increasingly used in industry and can be considered emerging contaminants. Environmentally applicable degradation methods leading to full defluorination are not reported in the literature. In this study, it is demonstrated that the heterogeneous catalyst Rh/Al2O3 is ...

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30.05.2013 | Sunil N. Garaje; Sanjay K. Apte; Sonali D. Naik; Jalindar D. Ambekar; Ravindra S. Sonawane; Milind V. Kulkarni; Ajay ..., Environmental Science & Technology, 2013

We have demonstrated a template-free large-scale synthesis of nanostructured CdxZn1–xS by a simple and a low-temperature solid-state method. Cadmium oxide, zinc oxide, and thiourea in various concentration ratios are homogenized at moderate temperature to obtain nanostructured CdxZn1–xS. We ...

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30.05.2013 | Nadine Borduas; Jonathan P. D. Abbatt; Jennifer G. Murphy, Environmental Science & Technology, 2013

Monoethanolamine (MEA) is currently the benchmark solvent in carbon capture and storage (CCS), a technology aimed at reducing CO2 emissions in large combustion industries. To accurately assess the environmental impact of CCS, a sound understanding of the fate of MEA in the atmosphere is ...

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29.05.2013 | Che‐Jen Lin, Pengchong Zhang, Pruek Pongprueksa, James Liu, Simon A. Evers, Peter Hart, Environmental Progress, 2013

The pulp and paper industry produces a large quantity of wastewater containing recalcitrant organic compounds. In this study, a pilot‐scale anaerobic–aerobic sequential system was employed to treat four different waste streams produced in a kraft pulp and paper mill. The system consisted of ...

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28.05.2013 | Jingji Li; Hairui Yang; Yuxin Wu; Junfu Lv; Guangxi Yue, Environmental Science & Technology, 2013

The advantage of circulating fluidized bed (CFB) boilers in China is their ability to utilize low rank coal with low cost emission control. However, the new National Emission Regulation (NER) issued in early 2012 brings much more stringent challenges on the CFB industries, which also causes ...

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23.05.2013 | Rosa Dominguez-Faus; Christian Folberth; Junguo Liu; Amy M. Jaffe; Pedro J. J. Alvarez, Environmental Science & Technology, 2013

Changes in atmospheric CO2 concentrations, temperature, and precipitation affect plant growth and evapotranspiration. However, the interactive effects of these factors are relatively unexplored, and it is important to consider their combined effects at geographic and temporal scales that are ...

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