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  2. Commodity chain - Wikipedia

    en.wikipedia.org/wiki/Commodity_chain

    Commodity chains can be unique depending on the product types or the types of markets. Different stages of a commodity chain can also involve different economic sectors or be handled by the same business. [1] A number of commentators have remarked that in the Internet age commodity chains are becoming increasingly more transparent.

  3. Energy flow (ecology) - Wikipedia

    en.wikipedia.org/wiki/Energy_flow_(ecology)

    There are two major food chains: The primary food chain is the energy coming from autotrophs and passed on to the consumers; and the second major food chain is when carnivores eat the herbivores or decomposers that consume the autotrophic energy. [16] Consumers are broken down into primary consumers, secondary consumers and tertiary consumers.

  4. Commodity - Wikipedia

    en.wikipedia.org/wiki/Commodity

    [8] Petroleum and copper are examples of commodity goods: [9] their supply and demand are a part of one universal market. Non-commodity items such as stereo systems have many aspects of product differentiation, such as the brand, the user interface and the perceived quality. The demand for one type of stereo may be much larger than demand for ...

  5. Consumer (food chain) - Wikipedia

    en.wikipedia.org/wiki/Consumer_(food_chain)

    Within an ecological food chain, consumers are categorized into primary consumers, secondary consumers, and tertiary consumers. [3] Primary consumers are herbivores, feeding on plants or algae. Caterpillars, insects, grasshoppers, termites and hummingbirds are all examples of primary consumers because they only eat autotrophs (plants).

  6. Commodification - Wikipedia

    en.wikipedia.org/wiki/Commodification

    An example of this type of cultural commodification can be described through viewing the perspective of Hawaiian cultural change since the 1950s. The Hawaiian Luau was once a traditional performance reserved for community members and local people, but through the rise of tourism, this tradition has lost part of its cultural meaning and is now ...

  7. Ecological efficiency - Wikipedia

    en.wikipedia.org/wiki/Ecological_efficiency

    Out of a total of 28,400 terawatt-hours (96.8 × 10 ^ 15 BTU) of energy used in the US in 1999, 10.5% was used in food production, [3] with the percentage accounting for food from both producer and primary consumer trophic levels. In comparing the cultivation of animals versus plants, there is a clear difference in magnitude of energy efficiency.

  8. Don’t Qualify for SNAP? The Commodity Supplemental Food ...

    www.aol.com/finance/don-t-qualify-snap-commodity...

    The American Rescue Plan provided an additional $37 million to boost a program for elderly citizens who might need extra help with groceries and food each month. See: SNAP Benefits Available in ...

  9. Food system - Wikipedia

    en.wikipedia.org/wiki/Food_system

    The term food system describes the interconnected systems and processes that influence nutrition, food, health, community development, and agriculture.A food system includes all processes and infrastructure involved in feeding a population: growing, harvesting, processing, packaging, transporting, marketing, consumption, distribution, and disposal of food and food-related items.