Results 141 to 150 of about 33,080 (279)

Using Geophysical Observations of a Tracer Injection in a Riparian Aquifer to Explore How Bimodal Transport and Mixing Influences Nitrate Processing

open access: yesHydrological Processes, Volume 40, Issue 3, March 2026.
Our results embrace a simple conceptual model of preferential flow to illuminate the relationships among riparian groundwater nitrate concentration, flow dynamics, and substrate composition in stream corridors loaded with elevated nitrate from agricultural activities.
Jack W. Poole   +4 more
wiley   +1 more source

Draft genome sequence of the HP60 serovar of <i>Avibacterium paragallinarum</i>. [PDF]

open access: yesMicrobiol Resour Announc
Coertzen A   +3 more
europepmc   +1 more source

Moisture Sources and Synoptic‐Scale Controls on Wet Season Event Rainfall in Mexico City: Evidence From Stable Isotopes

open access: yesHydrological Processes, Volume 40, Issue 3, March 2026.
Precipitation stable isotopes, combined with backward air mass trajectories and synoptic meteorology analyses, revealed that rainfall in Mexico City is primarily originated from the Caribbean Sea, Gulf of Mexico and continental regions, modulated by troughs and tropical waves. Event‐scale rainfall showed strong variability in isotope compositions, with
Lyssette Elena Muñoz‐Villers   +2 more
wiley   +1 more source

Hyperspectral optical signatures of iron‐limitation in a coastal upwelling system

open access: yesLimnology and Oceanography, Volume 71, Issue 3, March 2026.
Abstract Iron‐limitation within the California Current System drives changes in phytoplankton taxonomic composition and photo‐physiology over a range of spatial scales. Here we demonstrate how these iron‐dependent signatures can be resolved, with high spatial resolution, using continuous ship‐board optical measurements.
Sacchidanandan V. Pillai   +5 more
wiley   +1 more source

Frequent fire alters soil total phosphorus but does not affect phosphorus availability in a montane grassland. [PDF]

open access: yesBiogeochemistry
Findlay NJ   +6 more
europepmc   +1 more source

Unraveling the effects of wet and dry areas on carbon emissions in an intermittent Mediterranean stream

open access: yesLimnology and Oceanography, Volume 71, Issue 3, March 2026.
Abstract Stream hydrological regimes are increasingly altered by water extraction, land‐use change, and climate change, leading to prolonged streambed desiccation in many regions. These alterations significantly impact biogeochemical processes within stream networks.
Alba Camacho‐Santamans   +8 more
wiley   +1 more source

Algal glycans promote microbial turnover of organic matter through stabilization of subtidal permeable sandy sediments

open access: yesLimnology and Oceanography, Volume 71, Issue 3, March 2026.
Abstract Permeable sands on continental shelves host microbial communities that drive organic carbon turnover, oxygen fluxes and nitrogen loss. Advective porewater flow associated with sedimentary bedforms maintains these rates and fluxes. Modeling and laboratory studies suggest that advective porewater flow is tightly coupled to bedform stability ...
Fabian Lange   +13 more
wiley   +1 more source

Regional Emergence of Water-Related Browning in a Greening World. [PDF]

open access: yesGlob Chang Biol
Orth R   +16 more
europepmc   +1 more source

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