Results 31 to 40 of about 64,085 (311)

Humic Substances Mediate Anaerobic Methane Oxidation Linked to Nitrous Oxide Reduction in Wetland Sediments

open access: yesFrontiers in Microbiology, 2020
Humic substances are redox-active organic molecules, which play pivotal roles in several biogeochemical cycles due to their electron-transferring capacity involving multiple abiotic and microbial transformations.
Edgardo I. Valenzuela   +5 more
doaj   +1 more source

Climate-dependent CO2 emissions from lakes [PDF]

open access: yes, 2010
Inland waters, just as the world's oceans, play an important role in the global carbon cycle. While lakes and reservoirs typically emit CO2, they also bury carbon in their sediment.
Cole, J.J.   +7 more
core   +1 more source

Understanding bio‐based polymers: A study of origins, properties, biodegradation and their impact on health and the environment

open access: yesFEBS Open Bio, EarlyView.
This review provides an overview of bio‐based polymer sources, their unique functional properties and their environmental impact, and addresses their role as sustainable alternatives. It discusses end‐of‐life options, including composting and anaerobic digestion for renewable energy.
Sabina Kolbl Repinc   +8 more
wiley   +1 more source

Immobilised Humic Substances as Low-Cost Sorbents for Emerging Contaminants

open access: yesApplied Sciences, 2021
Environmental pollution with contaminants of emerging concern (CECs) is a worldwide problem that is receiving increasing attention. Although these substances have been released in the aquatic environment for a long time, wastewater treatment plants are ...
Linda Ansone-Bertina   +5 more
doaj   +1 more source

Promocijas darbs [PDF]

open access: yes, 2007
Elektroniskā versija nesatur pielikumusLinda Eglīte Humusvielas, to mijiedarbība ar augsni veidojošiem komponentiem un humusvielu imobilizācija Viens no ap mums esošās dabas vides izpētes uzdevumiem ir izprast, kas vidē notiek ar dzīvos organismus ...
Dobkeviča, Linda
core  

Thermofractography of humic substances [PDF]

open access: yesJournal of Thermal Analysis, 1979
7 pages, 1 figure, 2 tables, 19 references. Thermofractography (TF) has been applied to humic and fulvic acids from four different soil types. Among the thermal products, 3,5-dihydroxybenzoic acid, catechol, 5-hydroxymethylfurfural, vanillin, phenol, furfural, guaiacol and indole were identified.
González-Vila, Francisco Javier   +3 more
openaire   +2 more sources

Cardiac‐Derived ECM Microspheres for Enhanced hiPSC‐CMs Maturation

open access: yesAdvanced Functional Materials, EarlyView.
Cardiac extracellular matrix microspheres derived from decellularized porcine heart provide a biomimetic 3D microenvironment for human induced pluripotent stem cell–derived cardiomyocytes (hiPSC‐CMs). This platform supports short‐ and long‐term culture, enhances structural organization, and promotes electrophysiological and functional maturation of ...
Jiazhu Xu   +9 more
wiley   +1 more source

Humic substances removal by activated carbon [PDF]

open access: yes, 1980
Humic substances are a major concern to the water treatment industry because they can cause odor and color problems and are potentially toxic and/or cancinogenic.
Lee, Michael C.-Y., Snoeyink, Vernon L.
core   +1 more source

Scalable Polyelectrolyte Complex‐Based Sorbent With Hourly Sorption−Desorption Cycles for Multicyclic Atmospheric Water Harvesting in Arid Environments

open access: yesAdvanced Functional Materials, EarlyView.
A polyelectrolyte complex‐based sorbent is produced by scalable, environmentally benign aqueous phase inversion. Its porous, LiCl‐ and GO‐integrated architecture enables hourly adsorption−desorption cycles at low relative humidity (RH < 30%). A large‐scale prototype achieves multicyclic, solar‐driven atmospheric water harvesting of 1.37 L kg−1 day−1 ...
Seung‐Hwan Oh   +3 more
wiley   +1 more source

Boosting strawberry yield and fruit sweetness with humic substances and biofertilizer in soilless cocopeat-based culture

open access: yesJurnal Ilmiah Pertanian, 2023
Farmers usually apply more chemical fertilizers to enhance the yield of strawberries in soilless culture. Humic substances and biofertilizers are now considered essential nutrient sources in sustainable agriculture.
Reginawanti Hindersah   +5 more
doaj   +1 more source

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