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  2. Hierarchical and recursive queries in SQL - Wikipedia

    en.wikipedia.org/wiki/Hierarchical_and_recursive...

    A common table expression, or CTE, (in SQL) is a temporary named result set, derived from a simple query and defined within the execution scope of a SELECT, INSERT, UPDATE, or DELETE statement. CTEs can be thought of as alternatives to derived tables ( subquery ), views , and inline user-defined functions.

  3. Waste minimisation - Wikipedia

    en.wikipedia.org/wiki/Waste_minimisation

    Waste hierarchy. Refusing, reducing, reusing, recycling and composting allow to reduce waste. Waste minimisation is a set of processes and practices intended to reduce the amount of waste produced. By reducing or eliminating the generation of harmful and persistent wastes, waste minimisation supports efforts to promote a more sustainable ...

  4. Waste hierarchy - Wikipedia

    en.wikipedia.org/wiki/Waste_hierarchy

    The waste management hierarchy indicates an order of preference for action to reduce and manage waste, and is usually presented diagrammatically in the form of a pyramid. [3] The hierarchy captures the progression of a material or product through successive stages of waste management , and represents the latter part of the life-cycle for each ...

  5. Category:Waste management concepts - Wikipedia

    en.wikipedia.org/wiki/Category:Waste_management...

    Category: Waste management concepts. ... Waste hierarchy; Waste minimisation; Z. Zero waste This page was last edited on 23 May 2021, at 22:33 (UTC). ...

  6. Waste management - Wikipedia

    en.wikipedia.org/wiki/Waste_management

    The waste hierarchy is the bedrock of most waste minimization strategies. The aim of the waste hierarchy is to extract the maximum practical benefits from products and to generate the minimum amount of end waste; see: resource recovery. [16] [17] The waste hierarchy is represented as a pyramid because the basic premise is that policies should ...

  7. Zero waste - Wikipedia

    en.wikipedia.org/wiki/Zero_waste

    Zero waste, or waste minimization, is a set of principles focused on waste prevention that encourages redesigning resource life cycles so that all products are repurposed (i.e. "up-cycled") and/or reused. The goal of the movement is to avoid sending trash to landfills, incinerators, oceans, or any other part of the environment.

  8. Dying To Be Free - The Huffington Post

    projects.huffingtonpost.com/dying-to-be-free...

    The last image we have of Patrick Cagey is of his first moments as a free man. He has just walked out of a 30-day drug treatment center in Georgetown, Kentucky, dressed in gym clothes and carrying a Nike duffel bag.

  9. Environmental management system - Wikipedia

    en.wikipedia.org/wiki/Environmental_management...

    Serves as a tool, or process, to improve environmental performance and information mainly "design, pollution control and waste minimization, training, reporting to top management, and the setting of goals" Provides a systematic way of managing an organization's environmental affairs