Anthropogenic Sources
Atmospheric Methane: Natural and Anthropogenic Sources
... So far there is no unambiguous answer regarding the specific reasons for methane concentration growth in the atmosphere. Some scientists believe that the tropics have become more humid and, correspondingly, the amount of ...
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Peat bogs as archives of atmospheric metal pollution from natural and anthropogenic sources A case study from Ireland
... Ombrotrophic (rain fed) peat bogs have become increasingly recognized as valuable archives of atmospheric metal deposition from natural and anthropogenic sources. Three pivotal characteristics make them ...
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Particle and VOC emission factor measurements for anthropogenic sources in West Africa
... Finally, the EFs of more than 50 VOCs have been deter- mined for the first time in West Africa and integrated into the GEIA VOC groups available for the development of emis- sion inventories. These EFs showed that ...
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Natural and Anthropogenic Sources of Groundwater Salinization in Parts of Karachi, Pakistan
... Rainfall, seawater intrusion, and non-perennial Lyari and Malir rivers and their tributaries are major sources of aquifer recharge in Karachi city. Shallow wells (<14 m is installed in Holocene aquifers, while ...
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Heavy metal enrichment in the riparian sediments and soils of the Three Gorges Reservoir, China
... upstream anthropogenic sources, especially during major rainstorms in the wet season when large loads of contaminated sediment may be produced from diffuse source ...
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Identifying (subsurface) anthropogenic heat sources that influence temperature in the drinking water distribution system
... several anthropogenic heat sources can be over- looked during urban planning strategies to cope with climate ...These anthropogenic sources affect not only the air temperature, but also the ...
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Comment on "Using groundwater age and hydrochemistry to understand sources and dynamics of nutrient contamination through the catchment into Lake Rotorua, New Zealand" by Morgenstern et al (2015)
... Recently, the authors’ results have been used to es- timate the relative proportion of the external P load from each lake sub-catchment that originates from an- thropogenic sources (Tempero et al., 2016). These ...
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Emission Estimation of Air Pollutants and Its Control Techniques at Cement Manufacturing Factory in Chandrapur District of Maharashtra State.
... causative anthropogenic sources involved in air pollution and the typical gaseous emission to air from it include nitrogen oxides (NOx), sulfur dioxide (SO2), carbon oxides (CO and CO2), particulate matter ...
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Association between Ongoing Activities Likely to Cause Outdoor Air Pollution and Lichen Diversity, in Nakuru Town, Kenya
... from the most rampant to the least they are; motor vehicles, industries, fuel wood burning, solid waste burning, cigarette smoking and incineration. Nitrophytes, such as Physcia lichen species, were most abundant in ...
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Metal Pollution Assessment in Soil Samples of Mining Area, Shahr-E-Babak, Iran
... metals such as Cd, Pb, and Ni have the highest degree of pollution risk. According to RAC values, Cd in all soil samples categorized as very high risk which is indicated very high potential risk of release of Cd in the ...
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Spatial distribution of PAHs in riverbed sediments of the Danube River in Serbia: Anthropogenic and natural sources
... of anthropogenic sources (combustion and vehi- cular ...potential anthropogenic sources of PAH pollution, PCA also revealed the presence of natural sources in this ...
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HEAVY METALS POLLUTION ON SURFACE WATER SOURCES IN KADUNA METROPOLIS, NIGERIA
... other anthropogenic sources all of which are discharged into the drains and subsequently into the ...Other sources may be due to heavy fertilizer application which might have added to the pollution ...
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Potential Range Expansion of the Invasive Red Shiner, Cyprinella lutrensis (Teleostei: Cyprinidae), under Future Climatic Change
... Distribution Maps Potential distribution maps of invasive fishes under climatic change are useful for understanding the impacts of anthropogenic sources of global change on alien species[r] ...
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Identifying (subsurface) anthropogenic heat sources that influence temperature in the drinking water distribution system
... heat sources can be buried and be overseen during urban planning strategies to cope with climate ...the anthropogenic sources, customized measures can be taken based on the heat ...
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Spatiotemporal observations of CH4 and CO2 over Iraq using Atmospheric Infrared Sounder (AIRS) data
... and anthropogenic sources accompanied with a decrease in removal process in the other hand, besides the transport effect which redistribute the pollutants through convection and advection due to the large ...
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Mine Waste and Heavy Metal Pollution in Betare-Oya Mining Area (Eastern Cameroon)
... The impacts of mining are the destruction of habitat, the loss of bio-diversity resources and the accumulation of pollutants in various environments [11-13]. Therefore, mining areas have in long term toxicological ...
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Satellite, Aircraft, and Ground Level Measurements to Characterize Ammonia Emissions from Agricultural Sources.
... An additional 10-16 Tg N y -1 may be sequestered in ocean sediments (Galloway et al, 2004; Schlesinger and Bernhardt, 2013). Based on the ranges of reactive nitrogen inputs to the oceans (Table 1-1 and Seitzinger et al, ...
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Regional Hydrogeochemical Mapping for Environmental Studies in the Mineralized Lom Basin, East Cameroon: A Pre-industrial Mining Survey
... and anthropogenic sources of dissolved ions through a systematic sampling of streamwater draining the catchment, (b) to produce geochemical maps of dissolved ions in the ...
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Download Download PDF
... and sources in groundwater have been an important research topic due to the presence of these toxic elements in aquifers in concentrations above drinking water standards in many areas of the ...and ...
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Study On Desalination Of Seawater By Water Hyacinth
... TITLE PAGE 2.1 Essensial anthropogenic sources of heavy metals into 7 the marine environment 2.2 Effect of salinity in building environment 8 2.3 Contribution of every desalination techn[r] ...
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