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article

Source identification of fine-grained suspended sediment in the Kharaa River basin, northern Mongolia

Philipp Theuring, Adrian L. Collins, Michael Rode, P. Theuring, more

Science of the Total Environment > 2015 > 526 > Complete > 77-87

Fine sediment inputs into river systems can be a major source of nutrients and heavy metals and have a strong impact on water quality and ecosystem functions of rivers and lakes, including those in semiarid regions. However, little is known to date about the spatial distribution of sediment sources in most large scale river basins in Central Asia. Accordingly, a sediment source fingerprinting technique...

article

Aquatic color radiometry remote sensing of coastal and inland waters: Challenges and recommendations for future satellite missions

Colleen B. Mouw, Steven Greb, Dirk Aurin, Paul M. DiGiacomo, more

Remote Sensing of Environment > 2015 > 160 > Complete > 15-30

Aquatic color radiometry remote sensing of coastal and inland water bodies is of great interest to a wide variety of research, management, and commercial entities as well as the general public. However, most current satellite radiometers were primarily designed for observing the global ocean and not necessarily for observing coastal and inland waters. Therefore, deriving coastal and inland aquatic...

article

Characterizing daily water-level fluctuation intensity and water quality relationships with plant communities in Lake Ontario coastal wetlands

Greg P. Grabas, Daniel Rokitnicki-Wojcik, G.P. Grabas, D. Rokitnicki-Wojcik

Journal of Great Lakes Research > 2015 > 41 > 1 > 136-144

Seasonal and multi-year water-level fluctuations in the Laurentian Great Lakes maintain wetland vegetation diversity and wildlife habitat value, but little is known about the relationship between daily water-level fluctuations (wind tides and seiches) and plant community attributes. We used portable water-level loggers to determine mean daily fluctuation intensity (FI) at different timescales in selected...

article

Stormwater harvesting for irrigation purposes: An investigation of chemical quality of water recycled in pervious pavement system

Ernest O. Nnadi, Alan P. Newman, Stephen J. Coupe, Fredrick U. Mbanaso, more

Journal of Environmental Management > 2015 > 147 > Complete > 246-256

Most available water resources in the world are used for agricultural irrigation. Whilst this level of water use is expected to increase due to rising world population and land use, available water resources are expected to become limited due to climate change and uneven rainfall distribution. Recycled stormwater has the potential to be used as an alternative source of irrigation water and part of...

article

Experimental performance evaluation of a stand-alone point-focus parabolic solar still

Shiva Gorjian, Barat Ghobadian, Teymour Tavakkoli Hashjin, Ahmad Banakar, more

Desalination > 2014 > 352 > Complete > 1-17

A stand-alone point-focus parabolic solar still (PPSS) was designed and fabricated for desalination of seawater or brackish water and purification of non-potable water. The system consists of a parabolic dish concentrator; a two axis sun tracker based on programmable logic controllers (PLCs) and two plate heat exchangers (PHEs) to preheat the salt water before entering the absorber located at the...

article

Phytoplankton dynamics and water quality of Prashar Lake, Himachal Pradesh, India

R. Jindal, R.K. Thakur, Uday Bhan Singh, A.S. Ahluwalia, more

Sustainability of Water Quality and Ecology > 2014 > 3-4 > Complete > 101-113

Prashar Lake, an unexplored, high-altitude, shallow, and cold water body located in Himachal Pradesh (India) was studied through monthly surveys in two consecutive years (March 2008 to February 2010). The seasonal variations in chlorophyll a, abundance, and species composition of plankton in relation to hydrography were studied. A total of 67 species belonging to eight groups of phytoplankton were...

article

A hybrid evolutionary data driven model for river water quality early warning

Alejandra Burchard-Levine, Shuming Liu, Francois Vince, Mingming Li, more

Journal of Environmental Management > 2014 > 143 > Complete > 8-16

China's fast pace industrialization and growing population has led to several accidental surface water pollution events in the last decades. The government of China, after the 2005 Songhua River incident, has pushed for the development of early warning systems (EWS) for drinking water source protection. However, there are still many weaknesses in EWS in China such as the lack of pollution monitoring...

article

Antecedent conditions control carbon loss and downstream water quality from shallow, damaged peatlands

E. Grand-Clement, D.J. Luscombe, K. Anderson, N. Gatis, more

Science of the Total Environment > 2014 > 493 > Complete > 961-973

Losses of dissolved organic carbon (DOC) from drained peatlands are of concern, due to the effects this has on the delivery of ecosystem services, and especially on the long-term store of carbon and the provision of drinking water. Most studies have looked at the effect of drainage in deep peat; comparatively, little is known about the behaviour of shallow, climatically marginal peatlands. This study...

article

Analysis of the bacterial community composition in acidic well water used for drinking in Guinea-Bissau, West Africa

Ana Machado, Adriano A. Bordalo, A. Machado, A.A. Bordalo

Journal of Environmental Sciences > 2014 > 26 > 8 > 1605-1614

Potable water is a resource out of reach for millions worldwide, and the available water may be chemically and microbiologically compromised. This is particularly acute in Africa, where water-networks may be non-existent or restricted to a small fraction of the urban population, as in the case of Guinea-Bissau, West Africa. This study was carried out seasonally in Bolama (11°N), where unprotected...

article

Water quality assessment of solar-assisted adsorption desalination cycle

Young-Deuk Kim, Kyaw Thu, Moawya E. Masry, Kim Choon Ng, more

Desalination > 2014 > 344 > Complete > 144-151

This study focuses on the water quality assessment (feed, product and brine) of the pilot adsorption desalination (AD) plant. Seawater from the Red Sea is used as feed to the AD plant. Water quality tests are evaluated by complying the Environmental Protection Agency (EPA) standards with major primary and secondary inorganic drinking water pollutants and other commonly tested water quality parameters...

article

A review of environmental impacts of salts from produced waters on aquatic resources

Aïda M. Farag, David D. Harper, A.M. Farag, D.D. Harper

International Journal of Coal Geology > 2014 > 126 > Complete > 157-161

Salts are frequently a major constituent of waste waters produced during oil and gas production. These produced waters or brines must be treated and/or disposed and provide a daily challenge for operators and resource managers. Some elements of salts are regulated with water quality criteria established for the protection of aquatic wildlife, e.g. chloride (Cl ⁻ ), which has an acute standard...

article

Wildland fire ash: Production, composition and eco-hydro-geomorphic effects

Merche B. Bodí, Deborah A. Martin, Victoria N. Balfour, Cristina Santín, more

Earth-Science Reviews > 2014 > 130 > Complete > 103-127

Fire transforms fuels (i.e. biomass, necromass, soil organic matter) into materials with different chemical and physical properties. One of these materials is ash, which is the particulate residue remaining or deposited on the ground that consists of mineral materials and charred organic components. The quantity and characteristics of ash produced during a wildland fire depend mainly on (1) the total...

article

A methodology for estimating risks associated with landslides of contaminated soil into rivers

Gunnel Göransson, Jenny Norrman, Magnus Larson, Claes Alén, more

Science of the Total Environment > 2014 > 472 > Complete > 481-495

Urban areas adjacent to surface water are exposed to soil movements such as erosion and slope failures (landslides). A landslide is a potential mechanism for mobilisation and spreading of pollutants. This mechanism is in general not included in environmental risk assessments for contaminated sites, and the consequences associated with contamination in the soil are typically not considered in landslide...

article

Endosulfan wet deposition in Southern Florida (USA)

Thomas L. Potter, Cathleen J. Hapeman, Laura L. McConnell, Jennifer A. Harman-Fetcho, more

Science of the Total Environment > 2014 > 468-469 > Complete > 505-513

The atmosphere is an important transport route for semi-volatile pesticides like endosulfan. Deposition, which depends on physical–chemical properties, use patterns, and climatic conditions, can occur at local, regional, and global scales. Adverse human and ecological impact may result. We measured endosulfan wet deposition in precipitation over a 4-year period within an area of high agricultural...

article

Impact of flow rate on corrosion of cast iron and quality of re-mineralized seawater reverse osmosis (SWRO) membrane product water

Juan Liang, Anqi Deng, Rongjing Xie, Mylene Gomez, more

Desalination > 2013 > 322 > Complete > 76-83

Remineralization of desalinated water as part of post-treatment has attracted great attention lately because of the need for high quality water and for the protection of the network pipelines. Laboratory experiments of remineralization using Ca ²⁺ and Mg ²⁺ containing substances were carried out to investigate the effect of flow rates on corrosion behaviour of cast iron coupons and...

article

Investigation of long‐term river water quality variations using different urbanization indices and assessment of common scientific perspectives of urbanization on water quality

Pattiyage I. A. Gomes, P. D. Karunatilaka

Environmental Quality Management > 32 > 3 > 239 - 249

This study investigated the water quality variation spanning 30 years (1986–2017) in 16 catchments of Hong Kong against different urbanization indices, namely, built area fraction; population; and product of population and built area fraction. Pearson correlations of three different periods of time (1988–1990, 1998–2000, and 2015–2017) indicated that water quality trends were dependent on the urbanization...

article

Trends of surface water quality of the Krishna River, India during the urbanization process

Lakshmi Raghu Nagendra Prasad Rentachintala, Muni Reddy Mutukuru Gangireddy, Pranab Kumar Mohapatra

Environmental Quality Management > 32 > 3 > 111 - 121

In the present study, Amaravati, the proposed city of India is considered to assess the impacts of urbanization on water quality of the Krishna River in the vicinity. Long‐term surface water quality data of various parameters of Krishna River are obtained from Central Water Commission (CWC). Trends of various parameters are analyzed using a modified version of Mann‐Kendall (M‐K) test; bootstrapped...

article

A moderate differential effect of organic and conventional agriculture across taxonomic groups inhabiting farmland ponds

Rafaela A. Almeida, Pieter Lemmens, Marie Cours, Luc Denys, more

Freshwater Biology > 68 > 4 > 645 - 658

Organic agriculture is increasingly promoted as a more environmentally friendly alternative to conventional agriculture, as it restricts the use of fertilisers and synthetic pesticides. However, the impact of both farming systems on aquatic biodiversity is strongly debated. Ponds are abundant in agricultural landscapes and strongly contribute to biodiversity. They also respond strongly to land...

article

Geology, climate, and hydrochemistry shape the spatial patterns of multiple diversity facets and functional traits of fishes

Xiaoxia Huang, Bin Kang, Li Lin, Liangliang Huang, more

Ecology of Freshwater Fish > 32 > 2 > 375 - 387

In a large river with significant environmental variations in space (i.e., microhabitat) or over time (i.e., seasonality and/or long‐term trend), discovering the spatial changes in fish diversity, distributions, and functional traits would provide an important foundation for the understanding of ecosystem structure and function. In the Pearl River in China, three datasets as fish distribution, species...

article

Progress and opportunities in advancing near‐term forecasting of freshwater quality

Mary E. Lofton, Dexter W. Howard, R. Quinn Thomas, Cayelan C. Carey

Global Change Biology > 29 > 7 > 1691 - 1714

Near‐term freshwater forecasts, defined as sub‐daily to decadal future predictions of a freshwater variable with quantified uncertainty, are urgently needed to improve water quality management as freshwater ecosystems exhibit greater variability due to global change. Shifting baselines in freshwater ecosystems due to land use and climate change prevent managers from relying on historical averages...

INFONA - science communication portal

Search results

Source identification of fine-grained suspended sediment in the Kharaa River basin, northern Mongolia

Aquatic color radiometry remote sensing of coastal and inland waters: Challenges and recommendations for future satellite missions

Characterizing daily water-level fluctuation intensity and water quality relationships with plant communities in Lake Ontario coastal wetlands

Stormwater harvesting for irrigation purposes: An investigation of chemical quality of water recycled in pervious pavement system

Experimental performance evaluation of a stand-alone point-focus parabolic solar still

Phytoplankton dynamics and water quality of Prashar Lake, Himachal Pradesh, India

A hybrid evolutionary data driven model for river water quality early warning

Antecedent conditions control carbon loss and downstream water quality from shallow, damaged peatlands

Analysis of the bacterial community composition in acidic well water used for drinking in Guinea-Bissau, West Africa

Water quality assessment of solar-assisted adsorption desalination cycle

A review of environmental impacts of salts from produced waters on aquatic resources

Wildland fire ash: Production, composition and eco-hydro-geomorphic effects

A methodology for estimating risks associated with landslides of contaminated soil into rivers

Endosulfan wet deposition in Southern Florida (USA)

Impact of flow rate on corrosion of cast iron and quality of re-mineralized seawater reverse osmosis (SWRO) membrane product water

Investigation of long‐term river water quality variations using different urbanization indices and assessment of common scientific perspectives of urbanization on water quality

Trends of surface water quality of the Krishna River, India during the urbanization process

A moderate differential effect of organic and conventional agriculture across taxonomic groups inhabiting farmland ponds

Geology, climate, and hydrochemistry shape the spatial patterns of multiple diversity facets and functional traits of fishes

Progress and opportunities in advancing near‐term forecasting of freshwater quality

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