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  2. Aeration - Wikipedia

    en.wikipedia.org/wiki/Aeration

    Aeration (also called aerification or aeriation) is the process by which air is circulated through, mixed with or dissolved in a liquid or other substances that act as a fluid (such as soil). Aeration processes create additional surface area in the mixture, allowing greater chemical or suspension reactions.

  3. Water aeration - Wikipedia

    en.wikipedia.org/wiki/Water_aeration

    Water aeration is the process of increasing or maintaining the oxygen saturation of water in both natural and artificial environments. Aeration techniques are commonly used in pond, lake, and reservoir management to address low oxygen levels or algal blooms.

  4. Activated sludge - Wikipedia

    en.wikipedia.org/wiki/Activated_sludge

    The activated sludge process is a type of biological wastewater treatment process for treating sewage or industrial wastewaters using aeration and a biological floc composed of bacteria and protozoa. It is one of several biological wastewater treatment alternatives in secondary treatment , which deals with the removal of biodegradable organic ...

  5. Soil aeration - Wikipedia

    en.wikipedia.org/wiki/Soil_aeration

    Soil aeration is the mechanism of improving the exchange of gases between the atmosphere and soil. Through soil microbial activity and plant root respiration , certain gases such as oxygen will be depleted in the soil, while others, such as carbon dioxide, will build up in the soil. [ 1 ]

  6. Aerated lagoon - Wikipedia

    en.wikipedia.org/wiki/Aerated_lagoon

    There are two main types of submerged diffused aeration systems for lagoon applications: floating lateral and submerged lateral. Both these systems utilize fine or medium bubble diffusers to provide aeration and mixing to the process water. The diffusers can be suspended slightly above the lagoon floor or may rest on the bottom.

  7. How To Compost Leaves So They'll Enrich Your Garden's Soil - AOL

    www.aol.com/compost-leaves-theyll-enrich-gardens...

    "The whole process works best when you focus on the balancing act of composting the optimum ratio of browns to greens and proper moisture and aeration." The recommended ratio is 30 parts carbon to ...

  8. Aerobic treatment system - Wikipedia

    en.wikipedia.org/wiki/Aerobic_treatment_system

    The ATS process generally consists of the following phases: [2] Pre-treatment stage to remove large solids and other undesirable substances. Aeration stage, where aerobic bacteria digest biological wastes. Settling stage allows undigested solids to settle. This forms a sludge that must be periodically removed from the system.

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