搜索结果: 1-15 共查到“水污染防治工程 Pollution”相关记录18条 . 查询时间(0.103 秒)
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars:Traceability of Water Pollution: An Inversion Scheme via Dynamic CGO Solutions
水污染 可追溯性 动态CGO解决方案 反演方案
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2023/4/21
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Stream pollution from mountaintop mining doesn’t stay put in the water(图)
Stream pollution mountaintop mining put in the water
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2020/4/10
Since the 1980s, a sprawling mountaintop removal mining complex in southern West Virginia has been leaching pollutants -- such as selenium -- into nearby streams at levels deemed unsafe for aquatic li...
Dynamic assessment of pollution risk of groundwater source area in Northern China
Dynamic Groundwater pollution risk assessment Groundwater source area
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2018/3/23
Based on the dynamic analysis and research of pollution risk of groundwater sources, this paper creates the dynamic assessment method of pollution risk of groundwater source area under the theory of “...
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Study Shows Wetlands Provide Landscape-Scale Reduction In Nitrogen Pollution(图)
Wetlands Landscape-Scale Reduction Nitrogen Pollution
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2018/2/1
In agricultural regions such as the U.S. Midwest, excess nitrate from crop fertilizer makes its way into rivers and streams through subsurface drainage channels and agricultural ditches.High nitrate c...
Evaluation of groundwater quality and pollution in Daqing Oilfield
Daqing Oilfield Groundwater quality Groundwater pollution Evaluation
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2018/3/23
Daqing Oilfield is located in the northeast of Songnen Plain in Daqing City, Heilongjiang Province, which is a petrochemical industry gathering place based on petroleum refining, chemical industry, ch...
Ecological consequences of amphetamine pollution in urban streams
Ecological consequences amphetamine pollution urban streams
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2016/9/12
Pharmaceutical and illicit drugs are present in streams in Baltimore, Maryland. At some sites, amphetamine concentrations are high enough to alter the base of the aquatic food web. So reports anew stu...
Study maps hidden water pollution in U.S. coastal areas
maps hidden water pollution U.S. coastal areas
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2016/8/11
Researchers have uncovered previously hidden sources of ocean pollution along more than 20 percent of America’s coastlines.The study, published online Aug. 4 in the journal Science, offers the fi...
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Ambitious new pollution targets needed to protect Lake Erie from massive 'dead zone'(图)
dead zone pollution targets Lake Erie
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2014/3/20
ANN ARBOR—Reducing the size of the Lake Erie "dead zone" to acceptable levels will require cutting nutrient pollution nearly in half in coming decades, at a time when climate change is expected to mak...
Chlorite—source of arsenic groundwater pollution in the Holocene aquifer of Bangladesh
arsenic contaminated groundwater chlorite goethite XAS μ-XRF SEM TEM
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2017/4/11
Three basic minerals, biotite, chlorite and amphibole, were mineralogically and chemically examined to specify primary
host phase(s) of As in the aquifer sediments and verify the formation mechanism ...
POLYPHENOLS POLLUTION BY OLIVE MILL WASTE WATERS
POLYPHENOLS POLLUTION OLIVE MILL WASTE WATERS
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2009/10/19
The study area, characterized by the activity of several olive mills, is located in the region of Tuscany in central Italy. The research objective was to evaluate groundwater pollution caused by olive...
Heavy Metal Pollution Potential of Zinc Leach Residues Discarded in çinkur Plant
Zinc extraction wastes Lead cakes EPA extraction tests Heavy metal pollution
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2009/10/14
In this paper, results of the study on heavy metals solubility behaviour of lter cakes from leaching of clinkerized Waelz oxide and flue dust collected during clinkerization in C inkur plant are giv...
Assessment of Marine Pollution in İzmir Bay: Heavy Metal and Organic Compound Concentrations in Surficial Sediments
Izmir Bay Marine Pollution Heavy Metals Dioxins Furans Polycyclic Aromatic Hydrocarbons
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2009/10/14
The extent of marine pollution in ˙Izmir Bay is investigated using inorganic and organic geochemical data from surface sediments. The concentrations of 42 elements in 84 samples established that surfa...
Heavy Metal Pollution and Chemical Profile of Ceyhan River (Adana-TURKEY)
Heavy Metals Water Pollution
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2009/10/14
This study has been performed to investigate geochemical aspect of Ceyhan River water. Parameters searched annually were anions, cations, some trace elements, pH, EC, T
C and salinity.Annual fluctua...
Spatio-Temporal Change of Heavy Metal Pollution in Sivas City
Heavy Metal Pollution Ultrasonic Leaching Method Bio-Collectors Heavy Metals
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2009/10/14
The anthropogenic heavy metal pollution of Sivas city was traced at seven stations which had the
characteristic properties of the city, spatially and temporally, during the summer seasons, between ...
Anthropogenic Pollution in Izmit Bay:Heavy Metal Concentrations in Surface Sediments
Izmit Bay Marine Pollution Heavy Metals
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2009/10/13
The extent of marine pollution in ˙ Izmit Bay is studied using geochemical data in surface sediments. The concentrations of 41 elements in 24 samples establisht hat surface sediments in inner and cent...