نتایج جستجو برای: remediation of contaminated soils

تعداد نتایج: 21170562  

Journal: :Journal of soil and water science 2021

The relationship among keywords, authors, countries, and publications for the remediation of heavy metal contaminated soils were showed in knowledge map. Furthermore, research hotspot evolution path soil remediation, status development trend related technologies analyzed. These results visualize through bibliometrics, examine this field from perspective graph, provide references future developm...

2015
Zhangwei Li Weibo Zhu Xiaoyun Guo

Remediating soils with heavy metals contamination is a significant challenge. This study investigated the co-remediation effect when paired soil amendment mixtures were used to treat soil contaminated by Pb, Cd, and Zn. The three mixed amendments are: 1) micro particle hydroxyapatite (mHAP) and humic acid 2) nano particle hydroxyapatite (nHAP) and humic acid 3) sepiolite and humic acid. Co-reme...

2017
Thinh Nguyen Van Yasuhito Osanai Hai Do Nguyen Kiyoshi Kurosawa

A series of arsenic remediation tests were conducted using a washing method with biodegradable organic acids, including oxalic, citric and ascorbic acids. Approximately 80% of the arsenic in one sample was removed under the effect of the ascorbic and oxalic acid combination, which was roughly twice higher than the effectiveness of the ascorbic and citric acid combination under the same conditio...

Journal: Pollution 2020

Heavy metal contaminated soil raises major global environmental and agricultural concern. Recently soil pollution through lead (Pb) and chromium (Cr) becoming serious problem and remediation or utilization of those contaminated soil with potential crops is of the outmost importance. The objectives of present study were to examine the effects of Pb and Cr on three different kenaf and mesta varie...

2016
Kareem A. Mosa Ismail Saadoun Kundan Kumar Mohamed Helmy Om Parkash Dhankher

Global mechanization, urbanization, and various natural processes have led to the increased release of toxic compounds into the biosphere. These hazardous toxic pollutants include a variety of organic and inorganic compounds, which pose a serious threat to the ecosystem. The contamination of soil and water are the major environmental concerns in the present scenario. This leads to a greater nee...

2001
P. K. Nair Thomas Crisman Gillian Alker Lena Ma

of Thesis Presented to the Graduate School of the University of Florida in Partial Fulfillment of the Requirements for the Degree of Master of Science PHYTOREMEDIATION OF ARSENIC CONTAMINATED SOILS BY FAST GROWING EASTERN COTTONWOOD (POPULUS DELTOIDES) CLONES By Richard William Cardellino December, 2001 Chairman: Donald L. Rockwood Major Department: Forest Resources and Conservation Florida has...

2011
Jay N. Meegoda Liming Hu

Leaking underground storage tanks (USTs) containing gasoline represent a significant public health hazard. Virtually undetectable to the UST owner, gasoline leaks can contaminate groundwater supplies. In order to develop remediation plans one must know the extent of gasoline contamination. Centrifugal simulations showed that in silty and sandy soils gasoline moved due to the physical process of...

Journal: :Environmental science. Processes & impacts 2015
Gabriella K Macoustra Catherine K King Jane Wasley Sharon A Robinson Dianne F Jolley

Special Antarctic Blend (SAB) is a diesel fuel dominated by aliphatic hydrocarbons that is commonly used in Antarctic and subantarctic regions. The past and present use of SAB fuel at Australia's scientific research stations has resulted in multiple spills, contaminating soils in these pristine areas. Despite this, no soil quality guidelines or remediation targets have been developed for the re...

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