Results 61 to 70 of about 6,433,275 (380)

Adsorptive and Surface Characterization of Mediterranean Agrifood Processing Wastes: Prospection for Pesticide Removal

open access: yesAgronomy, 2021
The sustainable management of biomass is a key global challenge that demands compliance with fundamental requirements of social and environmental responsibility and economic effectiveness.
José A. Fernández-López   +4 more
doaj   +1 more source

Carbon nitride- and graphene-based materials for the photocatalytic degradation of emerging water pollutants

open access: yesMaterials Advances
This review highlights several advantages and improvement strategies for carbon nitride as a visible light-active photocatalyst and graphene derivatives as a supporting material for the photocatalytic degradation of emerging water pollutants.
I. J. Budiarso   +5 more
semanticscholar   +1 more source

Water pollution by agriculture [PDF]

open access: yesPhilosophical Transactions of the Royal Society B: Biological Sciences, 2007
Agriculture disrupts all freshwater systems hugely from their pristine states. The former reductionist concept of pollution was of examining individual effects of particular substances on individual taxa or sub-communities in freshwater systems, an essentially ecotoxicological concept. It is now less useful than a more holistic approach that treats the
openaire   +2 more sources

Environmental and economic impact assessment of anaerobic ammonia oxidation treatment for coal gasification wastewater

open access: yesGongye shui chuli
The article adopted the life cycle assessment(LCA) method and selected a coal gasification wastewater treatment plant as the research object to evaluate and compare the carbon emissions, environmental impacts, and economic benefits of the anaerobic ...
TIAN Shuwen   +5 more
doaj   +1 more source

Urban pollution and ecosystem services [PDF]

open access: yes, 2019
Urban pollutants can degrade and inhibit ecological functions and processes. Those natural processes provide vital benefits and services to humans.
Baldocchi   +20 more
core   +1 more source

Solar Concentration for Wastewaters Remediation: A Review of Materials and Technologies

open access: yesApplied Sciences, 2018
As the effectiveness of conventional wastewater treatment processes is increasingly challenged by the growth of industrial activities, a demand for low-cost and low-impact treatments is emerging.
Murilo Alexandre Fendrich   +4 more
doaj   +1 more source

Predicting the Impacts of Land Cover Management Scenarios on the Run-off Volume and River Pollutants Using the L-THIA Model for the Hablehrud basin [PDF]

open access: yesپژوهش‌های آبخیزداری, 2020
Land cover change is an important factor in terms of its impacts on altering the quantity and quality of the flow regimes. The Long-term Hydrologic Impact Assessment model was used to predict the impacts of land cover management scenarios on run-off ...
Ebrahim Karimi Sangchini   +3 more
doaj   +1 more source

Microbial exopolysaccharide production by polyextremophiles in the adaptation to multiple extremes

open access: yesFEBS Letters, EarlyView.
Polyextremophiles are microorganisms that endure multiple extreme conditions by various adaptation strategies that also include the production of exopolysaccharides (EPSs). This review provides an integrated perspective on EPS biosynthesis, function, and regulation in these organisms, emphasizing their critical role in survival and highlighting their ...
Tracey M Gloster, Ebru Toksoy Öner
wiley   +1 more source

A Proof-of-Concept Portable Water Purification Device Obtained from PET Bottles and a Magnetite-Carbon Nanocomposite

open access: yesRecycling, 2018
Widespread access to potable water is still far from being granted to populations of developing countries, especially in rural zones. For this reason, the development of easy-to-make, easy-to-use water purification devices is a topic of great social and ...
Elisabetta Gaita   +2 more
doaj   +1 more source

The nicotinamide hypothesis revisited—plant defense signaling integrating PARP, nicotinamide, nicotinic acid, epigenetics, and glutathione

open access: yesFEBS Letters, EarlyView.
Nicotinamide (NIC) and nicotinic acid (NIA) are proposed as stress signaling compounds in plants. Oxidative stress may lead to single strand breaks (SSB) in DNA, which activate poly(ADP‐ribose) polymerase (PARP). NIC and NIA are then formed from NAD. NIC and NIA can promote epigenetic changes leading to the expression of defense genes specific for the ...
Torkel Berglund, Anna B. Ohlsson
wiley   +1 more source

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