Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Search research articles

Home
Research Domains

Home
Research Domains

Related Concept Videos

The Soil Ecosystem

The Soil Ecosystem

Plants obtain inorganic minerals and water from the soil, which acts as a natural medium for land plants. The composition and quality of soil depend not only on the chemical constituents but also on the presence of living organisms. In general, soils contain three major components:

Responses to Salt Stress

Responses to Salt Stress

Salt stress—which can be triggered by high salt concentrations in a plant’s environment—can significantly affect plant growth and crop production by influencing photosynthesis and the absorption of water and nutrients.

What are Biogeochemical Cycles?

What are Biogeochemical Cycles?

The most common elements in organic molecules, carbon, hydrogen, oxygen, nitrogen, sulfur, and phosphorus, are only available in the ecosystem in limited amounts. Therefore, these nutrients must be recycled through both biotic and abiotic components of the ecosystem, in processes generally called biogeochemical cycles.

Environmental Sciences

Organic Matter Composition And Stability In Estuarine Wetlands Depending On Soil Salinity.

Environmental Sciences

Organic Matter Composition And Stability In Estuarine Wetlands Depending On Soil Salinity.

Related Experiment Video

Single-throughput Complementary High-resolution Analytical Techniques for Characterizing Complex Natural Organic Matter Mixtures

Single-throughput Complementary High-resolution Analytical Techniques for Characterizing Complex Natural Organic Matter Mixtures

Published on: January 7, 2019

Organic matter composition and stability in estuarine wetlands depending on soil salinity.

Lele Wu¹, Zhaoliang Song², Yuntao Wu³

¹Institute of Surface-Earth System Science, School of Earth System Science, Tianjin University, Tianjin 300072, China; Tianjin Key Laboratory of Earth Critical Zone Science and Sustainable Development in Bohai Rim, Tianjin University, Tianjin, China.

The Science of the Total Environment

|June 13, 2024

View abstract on PubMed

Summary

This summary is machine-generated.

Coastal wetlands sequester carbon primarily as mineral-associated organic matter (MAOM), which increases with salinity. Understanding these dynamics is crucial for coastal carbon storage and climate change mitigation.

Keywords:

Blue carbon Mineral-associated organic matter Particulate organic matter Salinity gradient Sea-level rise Tidal wetlands Vegetation habitats

More Related Videos

Unraveling the Unseen Players in the Ocean - A Field Guide to Water Chemistry and Marine Microbiology

Unraveling the Unseen Players in the Ocean - A Field Guide to Water Chemistry and Marine Microbiology

Published on: November 5, 2014

Combined Size and Density Fractionation of Soils for Investigations of Organo-Mineral Interactions

Combined Size and Density Fractionation of Soils for Investigations of Organo-Mineral Interactions

Published on: February 15, 2019

Related Experiment Videos

Single-throughput Complementary High-resolution Analytical Techniques for Characterizing Complex Natural Organic Matter Mixtures

Single-throughput Complementary High-resolution Analytical Techniques for Characterizing Complex Natural Organic Matter Mixtures

Published on: January 7, 2019

Unraveling the Unseen Players in the Ocean - A Field Guide to Water Chemistry and Marine Microbiology

Unraveling the Unseen Players in the Ocean - A Field Guide to Water Chemistry and Marine Microbiology

Published on: November 5, 2014

Combined Size and Density Fractionation of Soils for Investigations of Organo-Mineral Interactions

Combined Size and Density Fractionation of Soils for Investigations of Organo-Mineral Interactions

Published on: February 15, 2019

Area of Science:

Environmental Science
Soil Science
Coastal Ecology

Background:

Coastal wetlands are vital for climate change mitigation through soil organic matter (SOM) sequestration.
SOM comprises particulate organic matter (POM) and mineral-associated organic matter (MAOM), with differing stability and drivers.
Limited research exists on MAOM and POM distribution and drivers in coastal wetlands compared to upland soils.

Purpose of the Study:

To investigate the distribution and controlling factors of POM and MAOM in an estuarine wetland.
To determine the contributions of POM and MAOM to total SOM along a salinity gradient.
To assess the implications for carbon sequestration in coastal wetlands under changing environmental conditions.

Main Methods:

Field sampling along a salinity gradient in an estuarine wetland.
Analysis of POM and MAOM carbon (C) and nitrogen (N) concentrations and pools.
Statistical analysis to identify key environmental drivers (e.g., salinity, vegetation, soil properties) influencing POM and MAOM.

Main Results:

MAOM constituted the majority of SOM (>70%) and increased with salinity, indicating long-term carbon sequestration.
POM and MAOM abundance were influenced by vegetation type and soil depth (POM) or salinity (MAOM).
Salinity, soil water content, microbial biomass carbon (MBC), dissolved organic carbon (DOC), and aboveground plant biomass were key factors regulating POM and MAOM.

Conclusions:

Estuarine wetland SOM is dominated by stable MAOM, which enhances with increasing salinity, promoting carbon storage.
Soil water content and salinity interact to regulate both POM and MAOM dynamics, influencing microbial and plant biomass.
Findings are critical for enhancing SOM accumulation and stability in coastal wetlands facing sea-level rise and inundation.