Landfill Leachate
Landfill Leachate - Related Videos
05:40
Comparison of Scale in a Photosynthetic Reactor System for Algal Remediation of Wastewater
0 Views •
Cited by 3 •
2017
An experimental methodology is presented to compare the performance of small (100 L) and large (1,000 L) scale reactors designed for algae remediation of landfill wastewater. System characteristics, including surface area to volume ratio, retention time, biomass density, and wastewater feed concentrations, can be adjusted based on application.
13:23
A Protocol for Collecting and Constructing Soil Core Lysimeters
0 Views •
Cited by 4 •
2016
A detailed method for extraction and assembly of intact soil core lysimeters and their use for study of leachate and associated loss of nutrients from surface applied poultry litter is demonstrated.
11:14
Two-way Valorization of Blast Furnace Slag: Synthesis of Precipitated Calcium Carbonate and Zeolitic Heavy Metal Adsorbent
0 Views •
Cited by 6 •
2017
A protocol for the parallel production of precipitated calcium carbonate and zeolitic material from blast furnace slag via mineral carbonation and alkaline hydrothermal conversion, respectively, is presented. The performance of the zeolitic material towards nickel adsorption is tested.
11:03
Pouring and Running a Protein Gel by reusing Commercial Cassettes
0 Views •
Cited by 2 •
2012
Our protocol demonstrates how to pour multiple protein gels at a time by recycling Invitrogen Nupage Novex minigel cassettes, and inexpensive materials purchased at a home improvement store. This economical and streamlined method includes a way to store the gels at 4°C for a few weeks. By re-using the plastic gel cassettes from commercially available gels, labs that run frequent protein gels can save significant costs and help the environment.
08:49
Vegetated Treatment Systems for Removing Contaminants Associated with Surface Water Toxicity in Agriculture and Urban Runoff
0 Views •
Cited by 4 •
2017
This article summarizes the design attributes and the effectiveness of treatment systems that treat urban stormwater and agriculture irrigation runoff to remove pesticides and other contaminants associated with aquatic toxicity.
FAQs
Its chemistry reflects both the moisture moving through the waste and the stage of waste decomposition. As refuse changes, the liquid can contain different proportions of organic compounds, inorganic salts, metals, and other pollutants. For this reason, leachate characterization can provide clues about landfill age and the progression of decomposition rather than representing a fixed chemical mixture.
Water moving through decomposing refuse can dissolve contaminants and transport them beyond the waste mass. If the liquid migrates into surrounding soil or groundwater, those media may be affected by organic compounds, salts, metals, or other pollutants. This pathway makes leachate relevant to environmental protection, aquatic ecosystems, and the safety of public water supplies.
Moisture inputs and conditions within the waste are central influences. Rainwater and other water entering the landfill interact with decomposing refuse, while the landfill’s decomposition stage changes which substances are dissolved. Consequently, samples may differ in chemical composition, and interpretation must consider landfill age and the changing conditions that shape contaminant release.
Characterization examines the chemical contents and variability of the liquid, including organic compounds, inorganic salts, metals, and other pollutants. The resulting information helps assess landfill impacts and supports decisions about collection, treatment, containment, and remediation. It also allows researchers to relate observed chemistry to waste decomposition and landfill age.
Collection and treatment systems are evaluated as part of managing the potential impacts of contaminated liquid. Characterization data help inform how these systems should address the observed chemical mixture, while monitoring can indicate whether containment and remediation strategies are effective. Their broader purpose is to limit migration toward soil, groundwater, aquatic ecosystems, and public water supplies.
Monitoring provides evidence about whether pollutants may be moving from a landfill and whether control measures are working. It supports assessment of effects on soil, groundwater, aquatic ecosystems, and public water supplies. Because composition varies with moisture, decomposition, and landfill age, continued observation is important for interpreting conditions and evaluating containment or remediation performance.