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  2. California mission project - Wikipedia

    en.wikipedia.org/wiki/California_mission_project

    The mission project is commonly assigned to California elementary school students in the fourth grade when they are first learning about their state's Spanish missions. Students are assigned one of the 21 Spanish missions in California and have to build a diorama out of common household objects such as popsicle sticks , sugar cubes, papier ...

  3. Waste valorization - Wikipedia

    en.wikipedia.org/wiki/Waste_valorization

    Waste valorization, beneficial reuse, beneficial use, value recovery or waste reclamation [1] is the process of waste products or residues from an economic process being valorized (given economic value), by reuse or recycling in order to create economically useful materials.

  4. Waste management - Wikipedia

    en.wikipedia.org/wiki/Waste_management

    Recycling not only benefits the environment but also positively affects the economy. The materials from which the items are made can be made into new products. [45] Materials for recycling may be collected separately from general waste using dedicated bins and collection vehicles, a procedure called kerbside collection. In some communities, the ...

  5. Green Action Centre - Wikipedia

    en.wikipedia.org/wiki/Green_Action_Centre

    Green Action Centre (GAC) Formally known as the Recycling Council of Manitoba and the Resource Conservation Manitoba is an environmental, non-profit organization based in Manitoba, Canada. It includes promoting greener living through environmental education for households, workplaces, schools, and communities.

  6. Recycling codes - Wikipedia

    en.wikipedia.org/wiki/Recycling_codes

    Recycling codes on products. Recycling codes are used to identify the materials out of which the item is made, to facilitate easier recycling process.The presence on an item of a recycling code, a chasing arrows logo, or a resin code, is not an automatic indicator that a material is recyclable; it is an explanation of what the item is made of.

  7. Recycling - Wikipedia

    en.wikipedia.org/wiki/Recycling

    This is an accepted version of this page This is the latest accepted revision, reviewed on 10 December 2024. Converting waste materials into new products This article is about recycling of waste materials. For recycling of waste energy, see Energy recycling. "Recycled" redirects here. For the album, see Recycled (Nektar album). The three chasing arrows of the universal recycling symbol ...

  8. Upcycling - Wikipedia

    en.wikipedia.org/wiki/Upcycling

    Venice Biennale installation by Małgorzata Mirga-Tas (2022) - artistic upcycling of old textile materials. While recycling usually means the materials are remade into their original form, e.g., recycling plastic bottles into plastic polymers, which then produce plastic bottles through the manufacturing process, upcycling adds more value to the materials, as the name suggested.

  9. Plastic recycling - Wikipedia

    en.wikipedia.org/wiki/Plastic_recycling

    In open-loop recycling, also known as secondary recycling, or downcycling, the quality of the plastic is reduced each time it is recycled, so that the material eventually becomes unrecyclable. It is the most common type. [97] Recycling PET bottles into fleece or other fibres is a common example, and accounts for the majority of PET recycling. [100]

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