Results 11 to 20 of about 106,786 (137)

The de Verdun family in England, Ireland and Wales, 1066-1316: a study [PDF]

open access: yes, 2012
This thesis is composed of an introduction and five chapters. The introduction examines the various sources which can be used in establishing the actions of the family (chronicles, charters, central government rolls and so on) and attempts to make ...
Hagger, Mark
core   +2 more sources

Industrial by-products (ferrous sulfate minerals and stone powder) can serve as amendments to remediate Cd-As paddy soil, alleviating Cd-As accumulation in rice

open access: yesEnvironmental Chemistry and Ecotoxicology
Our previous research has shown that industrial by-products such as ferrous sulfate mineral and stone powder as amendments can remediate Cadmium (Cd) and arsenic (As) soil. However, their role in the soil-rice system is unknown.
Dele Meng   +6 more
doaj   +1 more source

The plastisphere ecology: Assessing the impact of different pollution sources on microbial community composition, function and assembly in aquatic ecosystems

open access: yesEnvironmental Chemistry and Ecotoxicology
In aquatic ecosystems microplastics (MPs) provide new habitat for microbes, forming the plastisphere. While, the effect of different pollution sources on microbiome compositions, functions and assembly processes remains largely cryptic, and hence ...
Muneer Ahmad Malla   +6 more
doaj   +1 more source

The effect of seasonally frozen ground on rainfall infiltration and groundwater discharge in Qinghai Lake Basin, China

open access: yesFrontiers in Water
Seasonally frozen ground (SFG) is a significant component of the cryosphere, and its extent is gradually increasing due to climate change. The hydrological influence of SFG is complex and varies under different climatic and physiographic conditions.
Chen Ding   +14 more
doaj   +1 more source

Novel ellipsoid-like granules exhibit enhanced anammox performance compared to sphere-like granules

open access: yesWater Research X
Anammox granular sludge (AnGS) serves as an important platform for cost-effective nitrogen removal from wastewater. Different to the traditionally sphere-like granules, a novel type of AnGS in a unique ellipsoid-like shape was obtained through enhancing ...
Dongdong Xu   +6 more
doaj   +1 more source

In-sewer iron dosing enhances bioenergy recovery in downstream sewage sludge anaerobic digestion: The impact of iron salt types and thermal hydrolysis pretreatment

open access: yesWater Research X
Dosing iron salts is a widely adopted strategy for sewer odor and corrosion management, and it can affect bioenergy recovery during anaerobic digestion (AD) of sludge in downstream wastewater treatment plants.
Jingya Xu   +8 more
doaj   +1 more source

Aquacultural source of nitrous oxide revealed by nitrogen isotopes

open access: yesWater Research X
The rapid expansion of coastal aquaculture has led to an increase in the coverage of aquaculture ponds, where intense feed-derived nitrogen is causing significant emissions of nitrous oxide (N2O).
Yang Wang, Guangbo Li, Qixing Ji
doaj   +1 more source

An overlooked nanofluids effect from Fe3O4 nanoparticles enhances mass transfer in anammox granular sludge

open access: yesWater Research X
Magnetite (Fe3O4) particles have been widely reported to enhance the anammox's activity in anammox granular sludge (AnGS), yet the underlying mechanisms remain unclear.
Dongdong Xu   +5 more
doaj   +1 more source

Promoting integrated blue–green infrastructure for urban resilience—lessons learned from case studies

open access: yesFrontiers in Water
In recent years, the climate change crisis has become a serious concern and has heightened public perceptions of environmental awareness and the importance of ecological sustainability.
Sharmila Jagadisan
doaj   +1 more source

Comparing silicon mineral species of different crystallinity using Fourier transform infrared spectroscopy

open access: yesFrontiers in Environmental Chemistry
In soils, various solid silica (Si) species exhibit different weathering behaviors and surface reactivities, which are among other characteristics related to the crystallinity of the silicate tetrahedral network.
Ruth H. Ellerbrock   +4 more
doaj   +1 more source

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