Results 11 to 20 of about 825,317 (258)

Dissolved Organic Matter in Wetlands

open access: yesEDIS, 2009
SL-294, a 3-page illustrated fact sheet by Alan L. Wright and K. R. Reddy, describes the importance of dissolved organic matter and its role in regulating nutrients in terrestrial and aquatic ecosystems.
Alan L. Wright, K. Ramesh Reddy
doaj   +8 more sources

Depth-dependent Photodegradation of Marine Dissolved Organic Matter [PDF]

open access: yesFrontiers in Marine Science, 2015
Marine dissolved organic matter (DOM) in surface and deep waters of the eastern Atlantic Ocean and Sargasso Sea was analyzed by excitation emission matrix (EEM) fluorescence spectroscopy and parallel factor analysis (PARAFAC). Photo-degradation with semi-
Stephen Andrew Timko   +10 more
doaj   +3 more sources

Sources and transformations of dissolved lignin phenols and chromophoric dissolved organic matter in Otsuchi Bay, Japan [PDF]

open access: yesFrontiers in Marine Science, 2016
Dissolved lignin phenols and optical properties of dissolved organic matter (DOM) were measured to investigate the sources and transformations of terrigenous DOM (tDOM) in Otsuchi Bay, Japan.
Chia-Jung eLu   +6 more
doaj   +5 more sources

Ecosystem‐Specific Composition of Dissolved Organic Matter

open access: yesVadose Zone Journal, 2014
We investigated the molecular composition of dissolved organic matter (DOM) from various rivers, bogs and soil sites to test for their ecosystems unique molecular patterns. This information is prerequisite for searching of new marker compounds that might
Vanessa-Nina Roth   +3 more
doaj   +4 more sources

The organic sea-surface microlayer in the upwelling region off the coast of Peru and potential implications for air–sea exchange processes [PDF]

open access: yesBiogeosciences, 2016
The sea-surface microlayer (SML) is at the uppermost surface of the ocean, linking the hydrosphere with the atmosphere. The presence and enrichment of organic compounds in the SML have been suggested to influence air–sea gas exchange processes as well as
A. Engel, L. Galgani
doaj   +4 more sources

Dissolved organic matter and its correlation with phytoplankton abundance for monitoring surface water quality [PDF]

open access: yesGlobal Journal of Environmental Science and Management, 2022
BACKGROUND AND OBJECTIVES: Dissolved organic matter has a fundamental role in supporting phytoplankton abundance and growth in aquatic environments.
O. Cahyonugroho   +2 more
doaj   +1 more source

Rhizodeposition and litter decomposition of Phragmites australis play important roles in composition and properties of soil dissolved organic matter

open access: yesEcological Indicators, 2022
The dynamics of composition and properties of dissolved organic matter in soil depend on plant carbon inputs and microbial degradation. However, uncertainties remain regarding the relative contributions of different plant carbon inputs sources, i.e ...
Yuan Cui   +4 more
doaj   +1 more source

Reproducible determination of dissolved organic matter photosensitivity [PDF]

open access: yesBiogeosciences, 2021
Dissolved organic matter (DOM) connects aquatic and terrestrial ecosystems, plays an important role in carbon (C) and nitrogen (N) cycles, and supports aquatic food webs.
A. W. Armstrong   +3 more
doaj   +1 more source

Ecological networks of dissolved organic matter and microorganisms under global change

open access: yesNature Communications, 2022
Microbes regulate the composition and turnover of organic matter. Here we developed a framework called Energy-Diversity-Trait integrative Analysis to quantify how dissolved organic matter and microbes interact along global change drivers of temperature ...
A. Hu   +11 more
semanticscholar   +1 more source

A new conceptual framework for the transformation of groundwater dissolved organic matter

open access: yesNature Communications, 2022
Groundwater comprises 95% of the liquid fresh water on Earth and contains a diverse mix of dissolved organic matter (DOM) molecules which play a significant role in the global carbon cycle.
Liza K. McDonough   +11 more
semanticscholar   +1 more source

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