Results 61 to 70 of about 15,098 (153)

Into the Wild: Farm‐Derived Energy and Nutrients Enter Marine Food Webs With Carrying Capacity Implications for Aquaculture Management

open access: yesReviews in Aquaculture, Volume 18, Issue 3, June 2026.
ABSTRACT Marine aquaculture is expanding globally, yet its interactions with surrounding ecosystems remain complex and insufficiently understood. This study reviews the fluxes of energy and nutrients from three major aquaculture systems: finfish cages, suspended bivalves, and seaweed farms and considers their implications for ecosystem functioning and ...
Myriam D. Callier   +11 more
wiley   +1 more source

Nutrition Status of Trees on Spoil Heaps After Coal Mining Can Be Inferred From Seasonal Dynamics of Foliar Nutrient Concentrations

open access: yesLand Degradation &Development, Volume 37, Issue 7, Page 2583-2596, 30 April 2026.
ABSTRACT A stable vegetation cover on given habitat conditions can be one of the possible requirements for post‐mining sites, as it can prevent erosion and dustiness of these anthropogenic surfaces and bring several practical future benefits, such as biomass production and microclimate improvement.
Tomáš Matys Grygar   +5 more
wiley   +1 more source

Self‐Lofting Drives Tropospheric and Stratospheric Transport of Australian Wildfire Smoke to Antarctic Ice

open access: yesGeophysical Research Letters, Volume 53, Issue 8, 28 April 2026.
Abstract The 2019–2020 Australian New Year (ANY) wildfires injected vast amounts of aerosols and trace gases into the atmosphere. Previous studies focused on pyrocumulonimbus (pyroCb) activities that inject smoke directly into the upper troposphere. Our study shows that extensive aerosol plumes emitted into the lower troposphere during ANY wildfires ...
Jiawei Huang   +7 more
wiley   +1 more source

Electrical Conductivities of Conductors, Semiconductors, and Their Mixtures at Elevated Temperatures

open access: yesAdvanced Engineering Materials, Volume 28, Issue 8, 22 April 2026.
This article presents a comprehensive review of temperature‐dependent electrical conductivity data for multiple material classes at elevated temperatures, highlighting a persistent conductivity gap between metals and semiconductors in the range of 102$\left(10\right)^{2}$– 107$\left(10\right)^{7}$ S/m. Metal–ceramic irregular metamaterials are proposed
Valentina Torres Nieto, Marcia A. Cooper
wiley   +1 more source

Mineralogic and petrologic studies of meteorites and lunar samples [PDF]

open access: yes
During a 13 year period beginning in 1971, the Extraterrestrial Petrology Group examined lunar soils from all 6 Apollo missions and those returned by the Soviet Luna 16, Luna 20, and Luna 24 missions.
Wood, J. A.
core   +1 more source

Dissolved Black Carbon in North Cascades Snow, Meltwater and a Downstream River

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 7, 16 April 2026.
Abstract Quantification of black carbon on snow in the Cascade Range is needed due to increasing wildfire intensity and frequency. Here, the benzenepolycarboxylic acid (BPCA) molecular method was used to measure dissolved black carbon (DBC) in snow, nearby rivers, streams, and supraglacial melt collected in 2022 and 2023 from Mount Baker and Mount ...
S. Vaux   +4 more
wiley   +1 more source

Inorganic Nitrate Enhances Cloud Activation of Less Hygroscopic Aerosols at a Coastal Site in California

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 7, 16 April 2026.
Abstract Anthropogenic aerosols influence marine cloud properties in coastal regions, but their impacts remain poorly understood due to the complexity of sources and aerosol‐cloud interactions. To investigate how cloud processing affects aerosol composition, in situ measurements of aerosol properties were performed at Mt. Soledad in La Jolla, CA (251 m
Ryan N. Farley   +12 more
wiley   +1 more source

Shrinkage Mitigation and Mechanical Properties of Cement‐Based Mortar With Silane‐Functionalized Hydrogels

open access: yesJournal of Applied Polymer Science, Volume 143, Issue 14, April 10, 2026.
Schematic depiction of silane‐functionalized hydrogels utilized in this study along with chemical structures of the primary comonents (Acrylamide, N,N'‐methylenebisacrylamide, and 3‐(trimethoxysilyl) propyl methacrylate). ABSTRACT This study investigates the applications of silane‐loaded polymer hydrogels in field‐relevant cement‐based mortar intended ...
Daniel S. Hiller   +3 more
wiley   +1 more source

Exchange Length Tailored Magnetic Resonance for Broadband Absorption in FeCo‐Based Alloys

open access: yesAdvanced Science, Volume 13, Issue 20, 9 April 2026.
To break the high‐frequency magnetic loss bottleneck in soft magnetic alloys, a magnetic exchange length (Lex)‐guided strategy is proposed. Cu doping increases Lex and intergranular coupling, which effectively reduces magnetic anisotropy and pushes the exchange resonance to 12.0 GHz.
Xiaoyang Liu   +6 more
wiley   +1 more source

Modelling the Sensitivity of Yukon River Biogeochemical Dynamics to Environmental and Chemical Drivers: Implications for Dissolved Organic Carbon

open access: yesHydrological Processes, Volume 40, Issue 4, April 2026.
We present a novel, process‐based, river model that effectively captures the interplay among hydrological, chemical, and soil parameters shaping riverine DOC transformations and reproduces observed DOC concentrations in the Yukon River. Sensitivity analysis highlights the importance of understanding the variability in DOC entering the headwater from ...
Amadini M. Jayasinghe   +4 more
wiley   +1 more source

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