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You searched for: Subject "carbon dioxide" Remove constraint Subject: "carbon dioxide" Journal The Science of the total environment Remove constraint Journal: The Science of the total environment Publication Year 2019 Remove constraint Publication Year: 2019
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1. The critical role of the surface iron-oxalate complexing species in determining photochemical degradation of norfloxacin using different iron oxides

Author:
Huang, Mingjie; Xiang, Wei; Zhou, Tao; Mao, Juan; Wu, Xiaohui; Guo, Xin
Source:
The Science of the total environment 2019 v.697
ISSN:
0048-9697
Subject:
carbon dioxide,   etc   ; Fourier transform infrared spectroscopy; catalysts; catalytic activity; goethite; hematite; hydrogen peroxide; hydroxyl radicals; iron; iron oxyhydroxides; maghemite; magnetite; moieties; norfloxacin; oxalates; pH; photochemistry; reaction mechanisms;     Show all 18 Subjects
Abstract:
... In the past decades, in-situ generation of reactive oxygen species (ROS) in the photochemical iron oxides/oxalate system (UV/IOs/Ox) has drawn a lot of attentions, while understanding the reaction mechanism upon the solid-liquid surface complexing behaviors/species is still scarcely. In this study, comparative degradation of norfloxacin (NOR) was investigated in the UV/IOs/Ox systems adopting four ...
DOI:
10.1016/j.scitotenv.2019.134220

2. Treatment of a synthetic colored effluent in raceway reactors: The role of operational conditions on the environmental performance of a photo-Fenton process

Author:
Prato-Garcia, Dorian; Robayo-Avendaño, Angélica
Source:
The Science of the total environment 2019 v.697
ISSN:
0048-9697
Subject:
carbon dioxide,   etc   ; acidification; carbon footprint; cement; color; construction materials; dyes; economic performance; electric energy consumption; electric power; emissions; environmental performance; eutrophication; hydrogen peroxide; iron; sodium hydroxide; steel;     Show all 17 Subjects
Abstract:
... This study assessed the environmental and economic performance of a photo-Fenton process in a raceway reactor at laboratory scale. For the best operational condition (BOC) identified (dye = 55.0 mg/L, H2O2/dye = 0.862 mg/L, Fe2+/dye = 0.184) a carbon footprint (CFP) of 1.335 kg CO2 Eqv/m3 was obtained. Consumption of electrical energy, construction materials, and reagents represent 97.2% (1.298 kg ...
DOI:
10.1016/j.scitotenv.2019.134182

3. The influencing factors and spatial spillover effects of CO2 emissions from transportation in China

Author:
Yang, Wenyue; Wang, Wulin; Ouyang, Shishu
Source:
The Science of the total environment 2019 v.696
ISSN:
0048-9697
Subject:
carbon dioxide,   etc   ; carbon; climate change; greenhouse gas emissions; gross domestic product; industry; issues and policy; models; population density; transportation; urban population; China;     Show all 12 Subjects
Abstract:
... CO2 emissions from transportation (TC) are one of the main causes of global climate change. China faces particularly severe pressures and challenges in transportation carbon reduction. Based on the panel data of 30 provinces in China from 2000 to 2015, this study explored the influencing factors and spatial spillover effects of TC by estimating spatial panel data models. It found that China's TC w ...
DOI:
10.1016/j.scitotenv.2019.133900

4. Fixation of CO2, electron donor and redox microenvironment regulate succinic acid production in Citrobacter amalonaticus

Author:
Amulya, K.; Mohan, S. Venkata
Source:
The Science of the total environment 2019 v.695 pp. 133838
ISSN:
0048-9697
Subject:
carbon dioxide,   etc   ; Citrobacter amalonaticus; acetic acid; bioenergy industry; biological production; carbon; carbon sequestration; gases; hydrogen; lactic acid; pH; redox potential; sodium bicarbonate; succinic acid; sucrose; value-added products;     Show all 16 Subjects
Abstract:
... Biological sequestration of CO2 for generating value added products is an emerging strategy. Succinic acid (SA) is an important C4 building block chemical, and its biological production via CO2 sequestration, holds many practical applications. This study presents an in-depth insight on SA production using isolated strain belonging to genus Citrobacter, more closely related to Citrobacter amalonati ...
DOI:
10.1016/j.scitotenv.2019.133838

5. Analysis of influencing factors of the CO2 emissions in China: Nonparametric additive regression approach

Author:
Wen, Lei; Shao, Hengyang
Source:
The Science of the total environment 2019 v.694 pp. 133724
ISSN:
0048-9697
Subject:
carbon dioxide,   etc   ; energy; environmental Kuznets curve; greenhouse gas emissions; household consumption; industrialization; issues and policy; regression analysis; sales; time series analysis; urbanization; China;     Show all 12 Subjects
Abstract:
... As the maximal carbon dioxide (CO2) contributor in world, China is embracing severe stress from emission reduction. It is increasingly important to study the factors affecting China's CO2 emissions. Many researches had extensively researched the driving forces of CO2 emissions of China. However, majority of the researches adopt a conventional linear method based on time-series or cross-section dat ...
DOI:
10.1016/j.scitotenv.2019.133724

6. Environmental factors affecting greenhouse gas fluxes of green roofs in temperate zone

Author:
Teemusk, Alar; Kull, Ain; Kanal, Arno; Mander, Ülo
Source:
The Science of the total environment 2019 v.694 pp. 133699
ISSN:
0048-9697
Subject:
carbon dioxide; carbon dioxide production,   etc   ; Leptosols; clay; climatic factors; developmental stages; ecosystem respiration; grasses; green roofs; greenhouse gas emissions; greenhouse gases; linear models; meteorological parameters; methane; net ecosystem exchange; nitrous oxide; nitrous oxide production; plant growth; temperate zones; urban areas; vegetation;     Show all 21 Subjects
Abstract:
... This paper investigates the full seasonal greenhouse gas (GHG) dynamics of fluxes from three green roof systems (lightweight clay aggregate-based green roof – LR; grass roof – GR; sod roof – SR) and natural control site on shallow Leptosol (NC), using closed static chambers in the period April 2014 to December 2015. CO2, CH4 and N2O fluxes are measured and their relationships to meteorological par ...
DOI:
10.1016/j.scitotenv.2019.133699

7. Environmental impacts of an advanced oxidation process as tertiary treatment in a wastewater treatment plant

Author:
Arzate, S.; Pfister, S.; Oberschelp, C.; Sánchez-Pérez, J.A.
Source:
The Science of the total environment 2019 v.694 pp. 133572
ISSN:
0048-9697
Subject:
carbon dioxide,   etc   ; environmental impact; environmental performance; infrastructure; irrigated farming; irrigation; life cycle impact assessment; oxidation; ozonation; ozone; pH; pollutants; pollution; pollution control; soil; solar radiation; sustainable technology; uncertainty; wastewater; wastewater treatment; water reuse; water shortages; water stress;     Show all 23 Subjects
Abstract:
... Due to global water scarcity, the use of reclaimed wastewater for crop irrigation is required; however, if the wastewater treatment is inadequate, it can be a source of environmental pollution. In order to improve wastewater reclamation, advanced oxidation processes (AOPs) have been tested. At full scale, ozonation is one such process that effectively removes micropollutants, despite its high-ener ...
DOI:
10.1016/j.scitotenv.2019.07.378

8. Impact of elevated CO2 on C:N:P ratio among soybean cultivars

Author:
Li, Yansheng; Yu, Zhenhua; Yang, Songchao; Wang, Guanghua; Liu, Xiaobing; Wang, Chunyu; Xie, Zhihuang; Jin, Jian
Source:
The Science of the total environment 2019 v.694 pp. 133784
ISSN:
0048-9697
Subject:
carbon dioxide; carbon dioxide enrichment,   etc   ; Mollisols; breeding programs; carbon nitrogen ratio; climate change; cultivars; farming systems; filling period; genome; leaves; maturity stage; new variety; nitrogen; nitrogen content; nutrient balance; plant breeding; soybeans;     Show all 18 Subjects
Abstract:
... Elevated atmospheric CO2 concentration (eCO2) exerts significant influence on nutrient requirement in plant. The investigation of C:N:P ratios in major cropping soils is important for managing nutrient balance and maximizing their use efficiency in future farming systems. This study aimed to examine the effect of eCO2 on the C:N:P ratios in different plant parts among soybean cultivars. Twenty-fou ...
DOI:
10.1016/j.scitotenv.2019.133784

9. Nitrate effects on perchlorate reduction in a H2/CO2-based biofilm

Author:
Li, Haixiang; Zhou, Lijie; Lin, Hua; Zhang, Wenjie; Xia, Siqing
Source:
The Science of the total environment 2019 v.694 pp. 133564
ISSN:
0048-9697
Subject:
carbon dioxide,   etc   ; Zoogloea; bacteria; biofilm; denitrification; genes; hydrogen; microbial communities; nitrate nitrogen; nitrates; nitrogen; nitrogen cycle; oxidation; perchlorates; pollution load; porous media; water pollution;     Show all 17 Subjects
Abstract:
... The H2/CO2-based membrane biofilm reactor (H2/CO2-MBfR) that effectively combines microporous diffusions of H2 and CO2 is efficient in removing perchlorate (ClO4−). Nitrate (NO3−) is a common oxidized contaminant frequently coexists with ClO4− in water, with the NO3− concentration in most ClO4−-contaminated waters being several orders of magnitude higher than ClO4−. Determining the effect of NO3− ...
DOI:
10.1016/j.scitotenv.2019.07.370

10. Preparation of biochar with high absorbability and its nutrient adsorption–desorption behaviour

Author:
Gong, Huabo; Tan, Zhongxin; Zhang, Limei; Huang, Qiaoyun
Source:
The Science of the total environment 2019 v.694 pp. 133728
ISSN:
0048-9697
Subject:
carbon dioxide,   etc   ; activated carbon; adsorption; ammonium nitrogen; biochar; carbonization; ions; micropores; models; nitrate nitrogen; nitrogen; nutrients; phosphorus; porous media; potassium; steam; temperature;     Show all 17 Subjects
Abstract:
... To study the formation of biochar with high absorbability, experiments were carried out at different carbonization temperature (300, 400, 600, and 800 °C) and under different carbonization atmosphere (activating gases (steam and CO2) and inert gas (N2)) to prepare biochar. In this paper, the effects of the carbonization atmosphere on the biochar pore structure were studied, and the influence of th ...
DOI:
10.1016/j.scitotenv.2019.133728

11. Reducing carbon dioxide emissions; Does renewable energy matter?

Author:
Adams, Samuel; Nsiah, Christian
Source:
The Science of the total environment 2019 v.693 pp. 133288
ISSN:
0048-9697
Subject:
carbon dioxide,   etc   ; environmental degradation; greenhouse gas emissions; nonrenewable resources; renewable energy sources; urbanization; Sub-Saharan Africa;     Show all 7 Subjects
Abstract:
... The study employed panel cointegration techniques to investigate the relationship between renewable energy and carbon dioxide emissions for 28 Sub-Sahara African countries spanning the period 1980–2014. The findings based on the Fully Modified OLS and GMM estimation techniques show that both renewable and nonrenewable energy contribute to carbon dioxide emissions in the countries studied in the lo ...
DOI:
10.1016/j.scitotenv.2019.07.094

12. Adaptive responses of fishes to climate change: Feedback between physiology and behaviour

Author:
Rodriguez-Dominguez, Almendra; Connell, Sean D.; Leung, Jonathan Y.S.; Nagelkerken, Ivan
Source:
The Science of the total environment 2019 v.692 pp. 1242-1249
ISSN:
0048-9697
Subject:
carbon dioxide enrichment,   etc   ; acidification; animal growth; antioxidant activity; climate; climate change; energy intake; fish; temperature;     Show all 9 Subjects
Abstract:
... The adaptive capacity of individuals, from their cells to their overall performance, allows species to adjust to environmental change. We assess a hierarchy of responses (from cells to organismal growth and behaviour) to understand the flexibility of adaptive responses to future ocean conditions (warming and acidification) in two species of fish with short lifespans by conducting a long-term mesoc ...
DOI:
10.1016/j.scitotenv.2019.07.226

13. A novel array of double dielectric barrier discharge combined with Ti[sbnd]Co catalyst to remove high-flow-rate toluene: Performance evaluation and mechanism analysis

Author:
Cheng, Zhuowei; Li, Chao; Chen, Dongzhi; Chen, Jianmeng; Zhang, Shihan; Ye, Jiexu; Yu, Jianming; Dionysiou, Dionysios D.
Source:
The Science of the total environment 2019 v.692 pp. 940-951
ISSN:
0048-9697
Subject:
carbon dioxide,   etc   ; active ingredients; aluminum oxide; biodegradability; catalysts; cobalt oxide; energy; ozone; photons; relative humidity; titanium dioxide; toluene; toxicity;     Show all 13 Subjects
Abstract:
... A novel array double dielectric barrier discharge (ADDBD) combined with a TiO2/Al2O3-Co3O4/AC (TiCo) catalyst was applied to remove toluene. The effects of catalyst setting distance, catalyst combination mode, and process factors (including specific input energy, initial toluene concentration, and relative humidity) were investigated in terms of the toluene degradation efficiency (ηtoluene) and th ...
DOI:
10.1016/j.scitotenv.2019.07.318

14. Assessing sustainability performance in the educational sector. A high school case study

Author:
Gamarra, A.R.; Herrera, I.; Lechón, Y.
Source:
The Science of the total environment 2019 v.692 pp. 465-478
ISSN:
0048-9697
Subject:
carbon dioxide,   etc   ; acidification; case studies; climate change; ecotoxicology; emissions; environmental impact; environmental performance; eutrophication; freshwater; humans; inventories; ionizing radiation; land use; life cycle assessment; ozone; ozone depletion; photochemistry; toxicity;     Show all 19 Subjects
Abstract:
... This paper provides a detailed assessment of the environmental performance of a High school student in the city of Madrid, as well as the associated external costs. Life Cycle Assessment was used to evaluate the potential environmental impacts. Environmental external costs were also estimated using a simplified application of the impact pathway approach. The inventory of environmental loads includ ...
DOI:
10.1016/j.scitotenv.2019.07.264

15. Meso/micropore-controlled hierarchical porous carbon derived from activated biochar as a high-performance adsorbent for copper removal

Author:
Cuong, Dinh Viet; Liu, Nei-Ling; Nguyen, Viet Anh; Hou, Chia-Hung
Source:
The Science of the total environment 2019 v.692 pp. 844-853
ISSN:
0048-9697
Subject:
carbon dioxide,   etc   ; adsorbents; adsorption; aqueous solutions; biochar; carbon; copper; leaching; porosity; potassium hydroxide; rice hulls; surface area; temperature;     Show all 13 Subjects
Abstract:
... High-quality meso/micropore-controlled hierarchical porous carbon (HPC) was synthesized by a hard template method utilizing rice husk biochar and then used to adsorb copper ions from an aqueous solution. The preparation procedure included two main steps: base leaching and physicochemical activation. During the activation process, the porosity characteristics (i.e., specific surface area and meso/m ...
DOI:
10.1016/j.scitotenv.2019.07.125

16. Ozone-induced impairment of night-time stomatal closure in O3-sensitive poplar clone is affected by nitrogen but not by phosphorus enrichment

Author:
Hoshika, Yasutomo; De Carlo, Anna; Baraldi, Rita; Neri, Luisa; Carrari, Elisa; Agathokleous, Evgenios; Zhang, Lu; Fares, Silvano; Paoletti, Elena
Source:
The Science of the total environment 2019 v.692 pp. 713-722
ISSN:
0048-9697
Subject:
free air carbon dioxide enrichment,   etc   ; stomatal movement; ethylene; stomatal conductance; phytotoxicity; nitrogen; nutrient availability; ozone; soil; growing season; troposphere; air; abscisic acid; Populus; phosphorus; stomata; indole acetic acid;     Show all 17 Subjects
Abstract:
... Nocturnal transpiration may be a key factor influencing water use in plants. Tropospheric ozone (O3) and availability of nutrients such as nitrogen (N) and phosphorus (P) in the soil can affect daytime water use through stomata, but the combined effects of O3, N and P on night-time stomatal conductance (gs) are not known. We investigated the effects of O3 and soil availability of N and P on noctur ...
DOI:
10.1016/j.scitotenv.2019.07.288

17. The biostimulating effects of viable microalgal cells applied to a calcareous soil: Increases in bacterial biomass, phosphorus scavenging, and precipitation of carbonates

Author:
Marks, Evan A.N.; Montero, Olimpio; Rad, Carlos
Source:
The Science of the total environment 2019 v.692 pp. 784-790
ISSN:
0048-9697
Subject:
carbon dioxide production,   etc   ; Chlorella sorokiniana; bacterial biomass; bioactive properties; biofertilizers; biofilm; calcareous soils; calcium carbonate; circular economy; filtrates; inorganic carbon; microalgae; microorganisms; nutrients; organic carbon; phosphorus; recycling; slurries; soil biochemistry; soil carbon; soil ecology; soil quality; wastewater treatment;     Show all 23 Subjects
Abstract:
... Microalgae used in wastewater treatment may be applied to soil as a biofertilizer - this is a novel strategy for recycling of nutrients in the circular economy. There is little information about how the application of large concentrations of unicellular algae to soil will affect soil biochemistry, particularly when they are living algal cells with the potential to form a soil biofilm, whereas soil ...
DOI:
10.1016/j.scitotenv.2019.07.289

18. Variation of atmospheric emissions within the road transport sector in Italy between 1990 and 2016

Author:
Iarocci, Gianluca; Cocchiara, Rosario Andrea; Sestili, Cristina; Del Cimmuto, Angela; La Torre, Giuseppe
Source:
The Science of the total environment 2019 v.692 pp. 1276-1281
ISSN:
0048-9697
Subject:
carbon dioxide,   etc   ; air quality; climate change; emissions; methane; nitrogen dioxide; nitrous oxide; pollutants; principal component analysis; regression analysis; road transportation; temperature; Italy;     Show all 13 Subjects
Abstract:
... The concentration of road transport emissions impacts on air quality, is responsible for climate change and increases the average temperatures. The aim of this study was to analyze the trends of atmospheric emissions within the road transport sector in Italy between 1990 and 2016. A principal component analysis (PCA) was carried out to investigate the pollutants that showed similar trends over tim ...
DOI:
10.1016/j.scitotenv.2019.07.304

19. Century-scale time since permafrost thaw affects temperature sensitivity of net methane production in thermokarst-lake and talik sediments

Author:
Heslop, J.K.; Walter Anthony, K.M.; Grosse, G.; Liebner, S.; Winkel, M.
Source:
The Science of the total environment 2019 v.691 pp. 124-134
ISSN:
0048-9697
Subject:
carbon dioxide,   etc   ; anaerobic conditions; biodegradation; chronosequences; community structure; frozen soils; gases; global warming; greenhouse gases; lakes; methane; methane production; methanogens; microbial communities; mineralization; permafrost; sediments; soil organic carbon; temperature; uncertainty;     Show all 20 Subjects
Abstract:
... Permafrost thaw subjects previously frozen soil organic carbon (SOC) to microbial degradation to the greenhouse gases carbon dioxide (CO2) and methane (CH4). Emission of these gases constitutes a positive feedback to climate warming. Among numerous uncertainties in estimating the strength of this permafrost carbon feedback (PCF), two are: (i) how mineralization of permafrost SOC thawed in saturate ...
DOI:
10.1016/j.scitotenv.2019.06.402

20. Cyanobacteria in eutrophic waters benefit from rising atmospheric CO2 concentrations

Author:
Ma, Jingjie; Wang, Peifang; Wang, Xun; Xu, Yi; Paerl, Hans W.
Source:
The Science of the total environment 2019 v.691 pp. 1144-1154
ISSN:
0048-9697
Subject:
carbon dioxide; carbon dioxide enrichment,   etc   ; Microcystis aeruginosa; acidification; algae; biogeochemical cycles; carbon nitrogen ratio; ecosystems; enzyme activity; eutrophication; nitrate reductase; nitrates; nitrogen; nutrient content; nutrients; pH; phosphates; photosystem II; physiological response; polymers; polysaccharides; radiation resistance; total organic carbon;     Show all 23 Subjects
Abstract:
... Rising atmospheric carbon dioxide (CO2) may stimulate the proliferation of cyanobacteria. To investigate the possible physiological responses of cyanobacteria to elevated CO2 at different nutrient levels, Microcystis aeruginosa were exposed to different concentrations of CO2 (400, 1100, and 2200 ppm) under two nutrient regimes (i.e., in nutrient-rich and nutrient-poor media). The results indicated ...
DOI:
10.1016/j.scitotenv.2019.07.056