Results 61 to 70 of about 5,519 (180)

Coupling air–water CO2 flux and primary production dynamics under hydrologic variability in a large urban estuary

open access: yesLimnology and Oceanography Letters, Volume 11, Issue 1, January 2026.
Abstract Estuaries are critical for land‐ocean carbon exchange, but coupling mechanisms between air–sea CO2 fluxes (FCO2) and phytoplankton gross primary productivity (GPP) remain poorly understood. This study used high‐frequency underway monitoring in the Lingdingyang Estuary to resolve spatiotemporal interplays between FCO2 and GPP.
Yan Wang   +8 more
wiley   +1 more source

Understanding the Dynamics of Record‐Shattering Compound Drought‐Heatwave Events and Their Impacts on Ecosystems

open access: yesEarth's Future, Volume 14, Issue 1, January 2026.
Abstract Recently, unprecedented compound drought and heatwave (CDHW) events have severely damaged terrestrial ecosystems, but their dynamics, formation mechanisms, and threats are still insufficiently understood. Here, using simulations from nine‐member ensemble under three future scenarios, we project that the expected annual probability of record ...
Bohao Li   +7 more
wiley   +1 more source

Controls on mangrove forest-atmosphere carbon dioxide exchanges in western Everglades National Park [PDF]

open access: yes, 2010
We report on net ecosystem production (NEP) and key environmental controls on net ecosystem exchange (NEE) of carbon dioxide (CO2) between a mangrove forest and the atmosphere in the coastal Florida Everglades.
Anderson, Gordon H.   +6 more
core   +1 more source

Predicting Organic Carbon Loss Across the Aquatic Continuum Using Water Retention Time

open access: yesGlobal Biogeochemical Cycles, Volume 40, Issue 1, January 2026.
Abstract Predicting dissolved organic carbon (DOC) mineralization and removal rates across the aquatic continuum is vital for addressing questions relating to carbon cycling, ecosystem functioning, contaminant transport and drinking water safety.
L. A. Jackson‐Blake, J. E. Sample
wiley   +1 more source

Acoustic Monitoring of Oxygen Ebullition Reveals Hidden Productivity in a Seemingly Heterotrophic Seagrass Meadow

open access: yesOcean-Land-Atmosphere Research
Oxygen ebullition is typically ignored in long-term measurements of net ecosystem productivity (NEP), which reflects whether systems are net heterotrophic or autotrophic based on diel changes in oxygen.
Kyle A. Capistrant-Fossa   +7 more
doaj   +1 more source

Tracing Time's Footprints: Exploring Feeding Ecology and Historical Changes of Mediterranean Common Dolphin (Delphinus delphis) Over Two Centuries

open access: yesMarine Mammal Science, Volume 42, Issue 1, January 2026.
ABSTRACT The Mediterranean common dolphin (Delphinus delphis) presents an enigmatic natural history during the past centuries. Widely prevalent in the 19th and early 20th centuries, it faced a significant decline across most of the basin by the late 1960s caused by multiple anthropogenic threats, including culling, bycatch, prey depletion, and habitat ...
Martina Pasino   +37 more
wiley   +1 more source

Ecosystem carbon 7 dioxide fluxes after disturbance in forests of North America [PDF]

open access: yes, 2010
Disturbances are important for renewal of North American forests. Here we summarize more than 180 site years of eddy covariance measurements of carbon dioxide flux made at forest chronosequences in North America. The disturbances included stand-replacing
Amiro, Brian D.   +19 more
core   +1 more source

Carbon balance assessment of a natural steppe of southern Siberia by multiple constraint approach [PDF]

open access: yes, 2007
Steppe ecosystems represent an interesting case in which the assessment of carbon balance may be performed through a cross validation of the eddy covariance measurements against ecological inventory estimates of carbon exchanges (Ehman et al., 2002 ...
D. Papale   +5 more
core   +5 more sources

Soil organic carbon trends in US Midwest continuous maize and maize–soybean systems over 20 years

open access: yesAgrosystems, Geosciences &Environment, Volume 8, Issue 4, December 2025.
Abstract Efforts have focused on managing agricultural lands to optimize ecosystem health and provide key ecosystem services, including soil carbon (C) sequestration, yield stability, and climate resilience. These efforts often rely on adopting climate‐smart practices, including no‐till agriculture, crop diversification, cover cropping, and the ...
Shree R. S. Dangal   +7 more
wiley   +1 more source

Upscaling Tower-Based Net Ecosystem Productivity to 250 m Resolution with Flux Site Distribution Considerations

open access: yesRemote Sensing
Net ecosystem productivity (NEP) is an extremely important flux for terrestrial ecosystems, indicating the value of net ecosystem exchange (NEE) between terrestrial ecosystems and the atmosphere, excluding carbon fluxes from disturbances. Leveraging flux
Qizhi Han, Liangyun Liu, Xinjie Liu
doaj   +1 more source

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