Results 141 to 150 of about 46,811 (265)
A pot trial was used to assess the effect of amending soil with sewage sludge on the number of offspring produced by individual Rose Grain Aphids. Results demonstrated that the highest application rate (100 t.d.s.
Diaz, Anita +2 more
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Tar Removal From Biomass‐Derived Syngas via Scrubbing: A Review on Process and Modeling
This review article surveys contaminant formation and removal in biomass‐derived syngas, with a focus on tar scrubbing. It synthesizes evidence from benchmark plants and compares scrubbing configurations and solvents to assess performance and operating limits.
Simon Brinkmann +2 more
wiley +1 more source
Hard and soft science issues to be negotiated to improve urban metabolism
In the industrialised world, waste management systems have developed to maturity without primary concern for recycling. These systems have originally been designed to ensure human health and a high local hygienic standard.
Magid, Jakob
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Enhancing the removal of a diverse range of hazardous chemicals from wastewaters [PDF]
Due to increasingly stringent legislation covering the discharge of hazardous chemicals into the environment, existing wastewater treatment processes need to be upgraded for their removal.
Petrie, Bruce
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Abstract The waste activated sludge high‐rate (WASHR) process, developed in our previous study, is used for septic wastewater treatment. This high‐rate contact stabilization pre‐treatment uses typical waste streams found in wastewater treatment plants to reduce a portion of the loadings on the main treatment trains.
Arman Shirali +2 more
wiley +1 more source
Efficient conversion of organic waste to biogas depends on the coordinated optimization of feedstock composition, pretreatment, operational parameters, reactor design, and microbial community dynamics. This review highlights how these interacting factors improve methane yield and process stability, advancing anaerobic digestion as a practical pathway ...
Ahmed Alengebawy +6 more
wiley +1 more source
Topic Modeling of Fatty Acid Studies: Evaluating Environmental Changes in Freshwater Ecosystems
ABSTRACT Fatty acids (FAs) are biochemical molecules with vital structural and metabolic functions in all living organisms. Over the last decades, FA analysis in ecological studies has garnered significant attention due to its diverse applicability, such as taxonomic support for species identification, investigations on trophic interactions, and ...
A. C. Campos, B. Gücker, I. G. Boëchat
wiley +1 more source
The Challenges of Domestic Wastewater/Sewage Systems for Māori Communities
The development of domestic wastewater systems in contemporary Aotearoa New Zealand has presented a significant challenge for Māori communities. While those communities have supported attempts to address the pollution of land and waterways through modern treatment methods, the solution has included continuing discharges of sometimes untreated and often
Martin Fisher, Shaun Ogilvie
wiley +1 more source
Chemical Inhibitors for Biomass Yield Reduction in Activated Sludge [PDF]
Increasing legislation and rising treatment and disposal costs have promoted optimisation of the activated sludge process to encompass reduction of waste biomass.
Mayhew, Maxine Eleanor
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