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  2. Plastic pollution - Wikipedia

    en.wikipedia.org/wiki/Plastic_pollution

    Plastic pollution is the accumulation of plastic objects and particles (e.g. plastic bottles, bags and microbeads) in the Earth's environment that adversely affects humans, wildlife and their habitat. [ 1][ 2] Plastics that act as pollutants are categorized by size into micro-, meso-, or macro debris. [ 3]

  3. Waste management - Wikipedia

    en.wikipedia.org/wiki/Waste_management

    Waste is produced by human activity, for example, the extraction and processing of raw materials. [3] Waste management is intended to reduce the adverse effects of waste on human health, the environment, planetary resources, and aesthetics.

  4. Waste - Wikipedia

    en.wikipedia.org/wiki/Waste

    Waste is produced by human activity, for example, the extraction and processing of raw materials. [38] Waste management is intended to reduce the adverse effects of waste on human health, the environment, planetary resources, and aesthetics.

  5. Human impact on the environment - Wikipedia

    en.wikipedia.org/.../Human_impact_on_the_environment

    There are two types of indicators of environmental impact: "means-based", which is based on the farmer's production methods, and "effect-based", which is the impact that farming methods have on the farming system or on emissions to the environment. An example of a means-based indicator would be the quality of groundwater that is affected by the ...

  6. Pollution - Wikipedia

    en.wikipedia.org/wiki/Pollution

    Pollution is the introduction of contaminants into the natural environment that cause adverse change. [ 1] Pollution can take the form of any substance (solid, liquid, or gas) or energy (such as radioactivity, heat, sound, or light). Pollutants, the components of pollution, can be either foreign substances/energies or naturally occurring ...

  7. Water pollution - Wikipedia

    en.wikipedia.org/wiki/Water_pollution

    Non-point sources are more diffuse. An example is agricultural runoff. [5] Pollution is the result of the cumulative effect over time. Pollution may take many forms. One would is toxic substances such as oil, metals, plastics, pesticides, persistent organic pollutants, and industrial waste products.

  8. Biodegradable waste - Wikipedia

    en.wikipedia.org/wiki/Biodegradable_waste

    Biodegradable waste includes any organic matter in waste which can be broken down into carbon dioxide, water, methane, compost, humus, and simple organic molecules by micro-organisms and other living things by composting, aerobic digestion, anaerobic digestion or similar processes. It mainly includes kitchen waste (spoiled food, trimmings ...

  9. Agricultural waste - Wikipedia

    en.wikipedia.org/wiki/Agricultural_waste

    Recognise agricultural waste as a waste stream. Educate on the adverse effects of low-grade waste treatment methods such as incineration and landfill. Educate farmers on the availability of economically viable options higher up the waste hierarchy and their benefits to themselves and the environment.