Results 91 to 100 of about 2,678,225 (236)

Assessment of Oxidative Stress, Vitellogenin, and Human Health Risks Derived From Nile Tilapia Exposed to Metals and Metalloids in Southeastern Brazil

open access: yesEnvironmental Toxicology, Volume 41, Issue 12, Page 1701-1725, December 2026.
ABSTRACT Urban coastal lagoons are highly vulnerable ecosystems increasingly affected by metal contamination, as well as multiple anthropogenic stressors. This study evaluated ecotoxicological and human health risks associated with chronic metal exposure in Nile tilapia ( Oreochromis niloticus ) from an anthropogenically impacted lagoon in southeastern
Julia Araújo Alves   +8 more
wiley   +1 more source

Science Needs for a Terrestrial Biosphere Tipping Point Early Warning System

open access: yesReviews of Geophysics, Volume 64, Issue 4, December 2026.
Abstract Tipping points in the Earth system have the potential to cause major detrimental impacts to the biosphere and societies. Their inherent nonlinearity implies that even relatively small additional increases in external forcing might result in disproportionately large adjustments to components of the Earth system.
Jesse F. Abrams   +13 more
wiley   +1 more source

A study simulation and modeling on the performance of the heavy media cyclone in coal beneficiation

open access: yes, 2012
In this study, time-dependent performance of heavy-medium cyclone were determinedwith sink-float testing of the clean coal and the refused samples taken from cyclone feedingat Buruyar coal company located at Manisa-Soma Region.
Deniz, Vedat, Umucu, Yakup
core  

Deviant Behaviours in Flood Risk Management: A Novel Typology

open access: yesJournal of Flood Risk Management, Volume 19, Issue 4, December 2026.
ABSTRACT Flooding has become an increasing threat across the globe and risk is likely to rise in the coming decades. In this context, individuals and communities are expected to assume certain tasks and responsibilities, including following the rules and guidance of flood risk management (FRM) agencies. However, such collaboration does not always align
Edmund C. Penning‐Rowsell   +1 more
wiley   +1 more source

Predictability Limit of RMM Index Modulated by Diverse ENSO Events

open access: yesGeophysical Research Letters, Volume 53, Issue 22, 28 November 2026.
Abstract The Madden‐Julian Oscillation (MJO), a crucial source of subseasonal predictability, experiences El Niño‐Southern Oscillation (ENSO) modulation whose impacts vary by event type. Using an analog‐based methodology that incorporates a history of dynamical system evolution and epsilon‐based neighborhoods, we quantify how Eastern‐Pacific (EP) and ...
Yuntao Wei, Han Liu, Hong‐Li Ren
wiley   +1 more source

Convectively‐Induced Turbulence: High‐Resolution Aircraft Measurements Over Central Argentina

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 21, 16 November 2026.
Abstract We investigate a convectively‐induced turbulence (CIT) event encountered by the German High‐Altitude Long‐Range research aircraft (HALO) over central Argentina during the Southern Hemisphere Transport, Dynamics, and Chemistry campaign. Convectively‐induced turbulence is analyzed using in situ 1, 10‐, and 100‐Hz flight‐level data, complemented ...
Juan Ignacio Vera Amor   +4 more
wiley   +1 more source

Eddy‐Driven Upwelling of Heat and Salt in the Weddell Sea

open access: yesGeophysical Research Letters, Volume 53, Issue 21, 16 November 2026.
Abstract In the Southern Ocean, upper ocean processes are important for water column stability, affecting air‐sea‐ice fluxes. Eddies can facilitate exchange with deeper layers, affecting heat and salt fluxes, though observations are lacking. New novel observations from an acoustically tracked profiling float, trapped within an eddy for 6 months ...
C. Hancock   +5 more
wiley   +1 more source

Interplay Between Deep Convection and Mesoscale Gravity Waves

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 21, 16 November 2026.
Abstract Although the association between precipitation and mesoscale gravity waves (MGWs) is well documented, the feedback mechanisms governing their amplification remain difficult to isolate. This study uses convection‐permitting numerical simulations with 1–4 km grid spacing to investigate a complex MGW event that occurred over the south‐central ...
Ananya Sen   +2 more
wiley   +1 more source

A New Hydroclimatic Signature: Negative NAO Dominance Under Weak La Niña Conditions During the 2025–2026 Northwest Africa Floods

open access: yesInternational Journal of Climatology, Volume 46, Issue 13, 15 November 2026.
Conceptual hydroclimatic pathway linking the concurrent negative North Atlantic Oscillation (NAO) phase and weak La Niña conditions to extreme February rainfall and flash flooding in Northwest Africa. ABSTRACT The winter of 2025–2026 in Morocco exhibited a rapid hydroclimatic transition from prolonged drought to widespread flooding, representing an ...
Afshin Amiri   +2 more
wiley   +1 more source

Operational tropical cyclone forecasting with AI. [PDF]

open access: yesNature
Alet F   +31 more
europepmc   +1 more source

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