نتایج جستجو برای: 735 kg so2 eq

تعداد نتایج: 205436  

Journal: :Energies 2022

Over the years, innovation and development of electrical electronic equipment have been on a steep rise. Millions electronics are being sold or discarded every year in form waste. Sustainable IT (Green Circular Computing) is one most environment-friendly methods reusing waste user electronics. The remanufacturing computer refers to disassembly, repair, upgrade original give it new life, along w...

Journal: :Biomedical optics express 2014
Ji Yi Siyu Chen Vadim Backman Hao F Zhang

Although hemoglobin oxygen saturation (sO2) in the microvasculature is an essential physiological parameter of local tissue functions, non-invasive measurement of microvascular sO2 is still challenging. Here, we demonstrated that visible-light optical coherence tomography (vis-OCT) can simultaneously provide three-dimensional anatomical tissue morphology, visualize microvasculature at the capil...

Journal: :Oxidative medicine and cellular longevity 2016
Yaqian Huang Chaoshu Tang Junbao Du Hongfang Jin

Sulfur dioxide (SO2) was previously regarded as a toxic gas in atmospheric pollutants. But it has been found to be endogenously generated from metabolism of sulfur-containing amino acids in mammals through transamination by aspartate aminotransferase (AAT). SO2 could be produced in cardiovascular tissues catalyzed by its synthase AAT. In recent years, studies revealed that SO2 had physiological...

2004
Michael Greenstone

Over the last three decades, ambient concentrations of sulfur dioxide (SO2) air pollution have declined by approximately 80%. This paper tests whether the 1970 Clean Air Act and its subsequent amendments caused this decline. The centerpiece of this legislation is the annual assignment of all counties to SO2 nonattainment or attainment categories. Polluters face stricter regulations in nonattain...

Amin Nikkhah Davood Hashemabadi Mehdi Khojastehpour

In this research, the energy flow and production energy indices of canola cultivation in Trakya province of Turkey, Golestan and Mazandaran provinces of Iran were compared. Diesel fuel and chemical fertilizer inputs were the highest consumer of energy in the production of canola in these three regions. The results indicated that despite the higher energy use of machinery in Trakya province of T...

2004
Song Guo Gregg J. S. Bluth William I. Rose Matthew Watson A. J. Prata

[1] In this study, ultraviolet TOMS (Total Ozone Mapping Spectrometer) satellite data for SO2 are reevaluated for the first 15 days following the 15 June 1991 Pinatubo eruption to reflect new data retrieval and reduction methods. Infrared satellite SO2 data from the TOVS/HIRS/2 (TIROS (Television Infrared Observation Satellite) Optical Vertical Sounder/High Resolution Infrared Radiation Sounder...

1999
JOSEPH A. RESING FRANCIS J. SANSONE

High concentrations of acid were found to arise from the interaction between molten rock and seawater at the shoreline of Kilauea Volcano, Hawaii. A series of field samplings and experiments show that the acid was derived from two sources: the release of magmatic volatiles and water–rock reactions. Although the bulk of the magmatic volatiles (CO2, H2O, and SO2) are vented at Puu Oo cinder cone ...

2016
Chase Calkins Cui Ge Jun Wang Mark Anderson Kai Yang

The last decade has seen frequent occurrences of severe air pollution episodes of high loading in SO2 during winters in the North China Plain (NCP). Using satellite data from the Ozone Monitoring Instrument (OMI), chemistry transport model (GEOS-Chem) simulations, and National Center for Environmental Predication (NCEP) meteorological reanalysis, this study examines meteorological and synoptic ...

2016
Heng Zhang Yaqian Huang Dingfang Bu Selena Chen Chaoshu Tang Guang Wang Junbao Du Hongfang Jin

The present study was designed to determine whether sulfur dioxide (SO2) could be endogenously produced in adipocyte and served as a novel adipocyte-derived inflammatory inhibitor. SO2 was detected in adipose tissue using high-performance liquid chromatography with fluorescence detection. SO2 synthase aspartate aminotransferase (AAT1 and AAT2) mRNA and protein expressions in adipose tissues wer...

2004
K. Sharma S. Blake A. J. Krueger

[1] Volcanic SO2 can affect the Earth’s environment. Where no direct measurements of SO2 in the atmosphere are available, a petrologic method of assessing sulfur release from the magma must be used. However, in studies of arcderived eruptions, satellite-based measurements of SO2 emissions using Total Ozone Mapping Spectrometer (TOMS) data are orders of magnitude greater than those calculated pe...

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