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

Filtration00:53

Filtration

Filtration is a physical separation process that involves passing a suspension through a porous medium to separate solids from fluids. During filtration, solids collect on the porous medium while liquids, also collectively known as the filtrate, pass through. The filtration medium is selected based on the filtration purpose, quantity, and nature of the precipitate. The general criteria for a suitable filtering medium are that it is inert, mechanically strong, nonabsorbent toward dissolved...
Rapidly Varying Flow01:24

Rapidly Varying Flow

Rapidly varying flow (RVF) in open channels is characterized by abrupt changes in flow depth over a short distance, with the rate of depth change relative to distance often approaching unity. These flows are inherently complex due to their transient and multi-dimensional nature, making exact analysis difficult. However, approximate solutions using simplified models provide valuable insights into their behavior.Key Features of Rapidly Varying FlowRVF is commonly observed in scenarios involving...
Passive Filters01:27

Passive Filters

Passive filters are utilized to shape the frequency spectrum of signals across a diverse array of applications. These filters, using only passive elements like resistors (R), inductors (L), and capacitors (C), are capable of selectively allowing or blocking certain frequency ranges without the need for external power sources.
Low-Pass Filters
Low-pass filters are designed to transmit signals with frequencies lower than the cutoff frequency, ωc, and attenuate those above it. The cutoff frequency...
Gradually Varying Flow01:29

Gradually Varying Flow

Gradually varying flow (GVF) in open channels describes situations where water depth changes slowly along the channel due to factors like non-uniform bed slope, channel shape variations, or obstructions. This flow type occurs when the depth adjusts gradually to balance gravitational forces, shear forces, and energy requirements, resulting in a low rate of depth change.Characteristics of Gradually Varying FlowGVF is commonly observed in natural streams, rivers, and canals, where flow depth...
Evolution of New Traits in Microbes01:24

Evolution of New Traits in Microbes

Microorganisms evolve rapidly due to their large population sizes and short generation times, often exhibiting measurable changes within days under laboratory conditions. Natural selection acts on standing genetic variation, enabling the retention and amplification of beneficial traits that confer fitness advantages in changing environments.Adaptive Pigment Regulation in RhodobacterIn Rhodobacter, a genus of purple non-sulfur bacteria, light-harvesting pigments such as bacteriochlorophyll and...
Microbial Wastewater Treatment01:30

Microbial Wastewater Treatment

Microbial communities in aquatic ecosystems play a key role in the natural breakdown of contaminants introduced through domestic and industrial effluents. Acting as biological catalysts, these microbes change and mineralize a wide range of organic and inorganic pollutants under different redox conditions.In oxygen-rich surface waters, aerobic heterotrophs lead organic matter breakdown, using oxygen as the terminal electron acceptor to efficiently oxidize substrates to carbon dioxide and water.

You might also read

Related Articles

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

Sort by
Same author

Solution Synthesis of Actinide Chalcogenide and Oxychalcogenide Nanoparticles.

Angewandte Chemie (International ed. in English)·2026
Same author

Occurrence and Pathways of Microplastics in Bioretention Filters.

Environmental management·2025
Same author

Enhanced photoelectrocatalysis for oxidation of organic pollutants and metal recovery from polluted water and sediments.

Journal of hazardous materials·2025
Same author

Removal of microplastics, organic pollutants and metals from stormwater in bioretention filters with added sorbent material during simulated extreme rainfall events under winter conditions with dormant plants.

Journal of hazardous materials·2025
Same author

Evaluating the potential of phytoextraction on waste-to-energy bottom ash-a review.

Environmental science and pollution research international·2025
Same author

Tyre wear particles and metals in highway roadside ditches: Occurrence and potential transport pathways.

Environmental pollution (Barking, Essex : 1987)·2025
Same journal

Ecological division of labor between abundant and rare taxa drives soil Cd remediation via Bacillus licheniformis-loaded biochar.

Journal of hazardous materials·2026
Same journal

From acute defense to prolonged metabolic homeostasis: Insights into microalgae responses to PVC microplastic exposure.

Journal of hazardous materials·2026
Same journal

Mining rare earth elements with ammonium sulfate as a leaching agent provokes a significant perturbation in soil microbial function.

Journal of hazardous materials·2026
Same journal

Synthetic microbial community shields wheat from cadmium: Coordinating host metabolic reprogramming and rhizosphere microenvironment regulation.

Journal of hazardous materials·2026
Same journal

Sustained whole-chain ammonia mitigation in pig manure via acidogenic fermentation by-products.

Journal of hazardous materials·2026
Same journal

Microwave-enabled low-temperature catalytic oxidation of toluene over a core-shell Fe<sub>3</sub>O<sub>4</sub>@MnO<sub>2</sub> catalyst.

Journal of hazardous materials·2026
See all related articles

Related Experiment Video

Updated: Jun 26, 2026

The Floating Lab: Standard Operational Procedure for Collecting and Filtering Seawater Samples from Operating Ferries for Environmental DNA Analysis
06:22

The Floating Lab: Standard Operational Procedure for Collecting and Filtering Seawater Samples from Operating Ferries for Environmental DNA Analysis

Published on: August 1, 2025

Peat filter performance under changing environmental conditions.

Yuliya Kalmykova1, Ann-Margret Strömvall, Sebastien Rauch

  • 1Water Environment Technology, Department of Civil and Environmental Engineering, Chalmers University of Technology, SE-412 96 Gothenburg, Sweden. yuliya@chalmers.se

Journal of Hazardous Materials
|January 2, 2009
PubMed
Summary
This summary is machine-generated.

Peat filters effectively remove heavy metals like cadmium and lead from contaminated water, even under challenging environmental conditions. However, peat is not suitable for removing arsenic or chromium in multi-metal solutions.

More Related Videos

Use of a Filter Cartridge for Filtration of Water Samples and Extraction of Environmental DNA
08:04

Use of a Filter Cartridge for Filtration of Water Samples and Extraction of Environmental DNA

Published on: November 25, 2016

Unraveling the Unseen Players in the Ocean - A Field Guide to Water Chemistry and Marine Microbiology
10:43

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

Published on: November 5, 2014

Related Experiment Videos

Last Updated: Jun 26, 2026

The Floating Lab: Standard Operational Procedure for Collecting and Filtering Seawater Samples from Operating Ferries for Environmental DNA Analysis
06:22

The Floating Lab: Standard Operational Procedure for Collecting and Filtering Seawater Samples from Operating Ferries for Environmental DNA Analysis

Published on: August 1, 2025

Use of a Filter Cartridge for Filtration of Water Samples and Extraction of Environmental DNA
08:04

Use of a Filter Cartridge for Filtration of Water Samples and Extraction of Environmental DNA

Published on: November 25, 2016

Unraveling the Unseen Players in the Ocean - A Field Guide to Water Chemistry and Marine Microbiology
10:43

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

Published on: November 5, 2014

Area of Science:

  • Environmental Science
  • Water Treatment Technologies
  • Geochemistry

Background:

  • Peat is a potential filter material for in situ remediation of contaminated water sources.
  • Limited research exists on peat performance in filter beds, with most studies focusing on batch experiments.
  • Understanding peat's capacity in dynamic filter systems is crucial for real-world applications.

Purpose of the Study:

  • To evaluate peat's effectiveness in removing multiple heavy metals (As, Cd, Cu, Cr, Ni, Pb, Zn) in column tests.
  • To assess peat filter performance under various environmental conditions simulating real-world scenarios.
  • To determine the suitability of peat for treating urban runoff, groundwater, and landfill leachates.

Main Methods:

  • Column tests were conducted using peat as a filter medium.
  • Multi-metal solutions containing As, Cd, Cu, Cr, Ni, Pb, and Zn were used.
  • Environmental conditions tested included draining, water stagnation, freezing, pH variations, NaCl input, and elevated dissolved organic carbon (DOC).

Main Results:

  • Peat demonstrated high removal efficiencies (91-98%) for Cd, Cu, Zn, Ni, and Pb across tested conditions.
  • Filter efficiency was largely unaffected by physical factors but temporarily reduced by NaCl presence.
  • Initial DOC leaching from peat temporarily decreased metal removal; peat was ineffective for As and Cr removal at pH 6.7-8.0.

Conclusions:

  • Peat filters are highly effective for removing Cd, Cu, Zn, Ni, and Pb from contaminated waters under diverse conditions.
  • Peat is recommended for treating waters contaminated with these specific heavy metals.
  • Peat is not suitable for removing arsenic and chromium from multi-metal solutions within the studied pH range.