Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Biological Treatment of Effluent and Waste Water01:30

Biological Treatment of Effluent and Waste Water

Biological wastewater treatment relies on the metabolic activity of microorganisms to remove pollutants from sewage. In modern treatment systems, this process is organized into sequential stages that progressively reduce solid material, dissolved organic matter, and microbial contamination. Each stage plays a distinct role in improving water quality and preparing the effluent for safe discharge or reuse.Primary and Secondary TreatmentPrimary treatment is a physical process that removes large...
Soil Microbial Ecology01:29

Soil Microbial Ecology

Soil microbial ecology is defined by highly diverse, spatially structured communities that drive nutrient cycling, organic matter turnover, and overall ecosystem stability. Although a gram of soil can contain thousands of bacterial and archaeal taxa, the ecological processes they mediate are even more crucial for sustaining terrestrial life.Microhabitats and NichesSoil is a heterogeneous mixture of minerals, organic matter, water, and air. Microbes inhabit distinct microhabitats formed by...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Correlations between sewage sludge composting physicochemical parameters and emissions of greenhouse gases and ammonia: A statistical analysis.

Journal of environmental management·2024
Same author

New insights into biochar ammoniacal nitrogen adsorption and its correlation to aerobic degradation ammonia emissions.

Waste management (New York, N.Y.)·2024
Same author

Life cycle assessment of digestate post-treatment and utilization.

The Science of the total environment·2022
Same author

A review of mathematical models for composting.

Waste management (New York, N.Y.)·2020
Same author

Biochemical and microbial changes reveal how aerobic pre-treatment impacts anaerobic biodegradability of food waste.

Waste management (New York, N.Y.)·2018
Same author

Physico-chemical, biochemical and nutritional characterisation of 42 organic wastes and residues from France.

Data in brief·2018

Related Experiment Video

Updated: Jun 25, 2026

Physical, Chemical and Biological Characterization of Six Biochars Produced for the Remediation of Contaminated Sites
09:39

Physical, Chemical and Biological Characterization of Six Biochars Produced for the Remediation of Contaminated Sites

Published on: November 28, 2014

Effect of initial physical characteristics on sludge compost performance.

Anne Trémier1, Cécile Teglia, Suzelle Barrington

  • 1Cemagref, UR GERE, 17 Avenue de Cucillé, CS 64427, F-35044 Rennes Cedex, France. anne.tremier@cemagref.fr

Bioresource Technology
|February 24, 2009
PubMed
Summary

Optimizing wastewater sludge composting requires careful selection of bulking agents (BA) and moisture content (MC). Recycled green waste residues (20-30 mm) with 55% MC best promoted microbial activity and organic matter biodegradation.

More Related Videos

Measuring Biomethane Potential of Food Scrap Waste Anaerobically Co-Digested with Waste-Activated Sludge Using Respirometry
06:11

Measuring Biomethane Potential of Food Scrap Waste Anaerobically Co-Digested with Waste-Activated Sludge Using Respirometry

Published on: April 26, 2024

Development of Sulfidogenic Sludge from Marine Sediments and Trichloroethylene Reduction in an Upflow Anaerobic Sludge Blanket Reactor
15:19

Development of Sulfidogenic Sludge from Marine Sediments and Trichloroethylene Reduction in an Upflow Anaerobic Sludge Blanket Reactor

Published on: October 15, 2015

Related Experiment Videos

Last Updated: Jun 25, 2026

Physical, Chemical and Biological Characterization of Six Biochars Produced for the Remediation of Contaminated Sites
09:39

Physical, Chemical and Biological Characterization of Six Biochars Produced for the Remediation of Contaminated Sites

Published on: November 28, 2014

Measuring Biomethane Potential of Food Scrap Waste Anaerobically Co-Digested with Waste-Activated Sludge Using Respirometry
06:11

Measuring Biomethane Potential of Food Scrap Waste Anaerobically Co-Digested with Waste-Activated Sludge Using Respirometry

Published on: April 26, 2024

Development of Sulfidogenic Sludge from Marine Sediments and Trichloroethylene Reduction in an Upflow Anaerobic Sludge Blanket Reactor
15:19

Development of Sulfidogenic Sludge from Marine Sediments and Trichloroethylene Reduction in an Upflow Anaerobic Sludge Blanket Reactor

Published on: October 15, 2015

Area of Science:

  • Environmental Science
  • Microbiology
  • Waste Management

Background:

  • Bulking agents (BA) are crucial for wastewater sludge composting, influencing structure, surface area, and porosity.
  • Optimizing composting requires understanding the interplay between initial moisture content (MC) and BA particle size distribution.

Purpose of the Study:

  • To investigate the effects and interactions of MC and BA particle size on sludge compost biodegradation.
  • To identify optimal parameters for thermophilic composting of wastewater sludge.

Main Methods:

  • Utilized three 300 L laboratory composters for two series of ten recipes each.
  • Varied MC and BA particle size distribution, using recycled green waste residues and wood pallets as BA.
  • Monitored O(2) uptake, temperature, compost consolidation, and airflow distribution over four-week trials.
  • Employed Central Composite Factor Design for predictive modeling.

Main Results:

  • Initial MC directly impacted total O(2) uptake and organic matter biodegradation.
  • BA particle size distribution influenced compost consolidation, with a notable MC interaction.
  • Both MC and BA particle size distribution affected compost airflow dispersion.
  • Optimal composting achieved with recycled green waste residues (20-30 mm particle size) and 55% MC.

Conclusions:

  • The study identified optimal conditions for wastewater sludge composting using specific BA and MC.
  • Predictive models indicate further optimization is needed for sludge and wood residue composting recipes.
  • Effective sludge composting relies on tailored recipes balancing BA characteristics and moisture levels.