Results 21 to 30 of about 34,958 (163)

Particulate organic matter as a functional soil component for persistent soil organic carbon [PDF]

open access: yesNature Communications, 2021
Abstract The largest terrestrial organic carbon pool, carbon in soils, is regulated by an intricate connection between plant carbon inputs, microbial activity, and the soil matrix. This is manifested by how microorganisms, the key players in transforming plant-derived carbon into soil organic carbon, are controlled by the physical ...
Witzgall, Kristina   +8 more
openaire   +7 more sources

How is particulate organic carbon transported through the river-fed submarine Congo Canyon to the deep sea? [PDF]

open access: yesBiogeosciences
The transfer of carbon from land to the near-coastal ocean is increasingly being recognized in global carbon budgets. However, a more direct transfer of terrestrial organic carbon to the deep sea is comparatively overlooked.
S. Hage   +13 more
doaj   +1 more source

MOdern River archivEs of Particulate Organic Carbon: MOREPOC

open access: yesEarth System Science Data, 2022
Abstract. The supply of particulate organic carbon (POC) associated with terrigenous solids transported to the ocean by rivers plays a significant role in the global carbon cycle. To advance our understanding of the source, transport, and fate of fluvial POC from regional to global scales, databases of riverine POC are needed, including elemental and ...
Y. Ke   +4 more
openaire   +5 more sources

Influence of Algal Production and Decomposition on the Carbon Isotope Signature of Labile Particulate Organic Matter on a Productive Continental Shelf Under the Stress of Coastal Hypoxia

open access: yesFrontiers in Marine Science, 2020
To better understand the sources and recycling of labile organic matter in coastal water, we studied the carbon isotope signature of particulate organic carbon (POC) and particulate amino acids, a major group of labile organic compounds, on the shelf of ...
Zixiang Yang   +8 more
doaj   +1 more source

Restoring particulate and mineral-associated organic carbon through regenerative agriculture

open access: yesProceedings of the National Academy of Sciences, 2023
Sustainability of agricultural production and mitigation of global warming rely on the regeneration of soil organic carbon (SOC), in particulate organic carbon (POC) and mineral-associated organic carbon (MAOC) forms. We conducted a global systematic meta-analysis of the effects of regenerative management practices on SOC, POC, and MAOC in cropland ...
Aaron M. Prairie   +2 more
openaire   +2 more sources

Biocatalytic quantification of α‐glucan in marine particulate organic matter

open access: yesMicrobiologyOpen, 2022
Marine algae drive the marine carbon cycle, converting carbon dioxide into organic material. A major component of this produced biomass is a variety of glycans. Marine α‐glucans include a range of storage glycans from red and green algae, bacteria, fungi,
Nicola Steinke   +3 more
doaj   +1 more source

Assessing Soil Organic Carbon Stocks and Particle-Size Fractions across Cropping Systems in the Kiti Sub-Watershed in Central Benin

open access: yesC, 2022
Soil organic carbon storage in agricultural soil constitutes a crucial potential for sustainable agricultural productivity and climate change mitigation.
Arcadius Martinien Agassin Ahogle   +4 more
doaj   +1 more source

Zooplankton response to organic carbon level in lakes of differing trophic states

open access: yesKnowledge and Management of Aquatic Ecosystems, 2014
Water eutrophication is associated with an increase in the organic carbon content (both particulate and dissolved forms), which may affect the functioning of the zooplankton community.
Bowszys M., Dunalska J.A., Jaworska B.
doaj   +1 more source

Distribution characters of particulate organic carbon and black carbon in soils under different forestry vegetations

open access: yes浙江大学学报. 农业与生命科学版, 2011
To understand the effects of vegetation types on soil particulate organic carbon and black carbon, samples of soil profiles under six types of forestry vegetations were collected from Wuyanling nature reserve, Taishun County, Zhejiang Province.
WANG Yang, ZHANG Ming-kui
doaj   +1 more source

Efecto de diferentes tipos de uso de la tierra en las fracciones del carbono orgánico del suelo

open access: yesPastos y Forrajes, 2023
Objectives: To evaluate the effect of different types of land use on the organic carbon fractions of a chromic vertisol soil. Materials and Methods: The research was developed in a permanent observation point, located in Holguin province. Soil samples
George Martín-Gutiérrez   +4 more
doaj  

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