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  2. Open system (systems theory) - Wikipedia

    en.wikipedia.org/wiki/Open_system_(systems_theory)

    Open systems have input and output flows, representing exchanges of matter, energy or information with its surroundings. An open system is a system that has external interactions. Such interactions can take the form of information, energy, or material transfers into or out of the system boundary, depending on the discipline which defines the ...

  3. Social metabolism - Wikipedia

    en.wikipedia.org/wiki/Social_metabolism

    Focusing on the energy dimension of social metabolism (i.e. the energetic metabolism), Sieferle suggested that it is possible to classify different "socio-ecological patterns", or regimes, of human societies over time, according to the main source of energy and the dominant energy conversion technology that these use.

  4. Entropy and life - Wikipedia

    en.wikipedia.org/wiki/Entropy_and_life

    Research concerning the relationship between the thermodynamic quantity entropy and both the origin and evolution of life began around the turn of the 20th century. In 1910 American historian Henry Adams printed and distributed to university libraries and history professors the small volume A Letter to American Teachers of History proposing a theory of history based on the second law of ...

  5. Life and Energy - Wikipedia

    en.wikipedia.org/wiki/Life_and_Energy

    Life and Energy is a 1962 book by Isaac Asimov. It is about the biological and physical world , and their contrasts and comparisons. Thus the book is divided into two sections, which is separated by further sub-sections (i.e. chapters): 1) energy; 2) body.

  6. Living systems - Wikipedia

    en.wikipedia.org/wiki/Living_systems

    Extraterrestrial lifeLife that does not originate on Earth; Information metabolism – Psychological theory of interaction between biological organisms and their environment; Organism – Individual living life form; Spome – Hypothetical matter-closed, energy-open life support system

  7. Environmental sociology - Wikipedia

    en.wikipedia.org/wiki/Environmental_sociology

    Environmental sociology is the study of interactions between societies and their natural environment.The field emphasizes the social factors that influence environmental resource management and cause environmental issues, the processes by which these environmental problems are socially constructed and define as social issues, and societal responses to these problems.

  8. Social development theory - Wikipedia

    en.wikipedia.org/wiki/Social_development_theory

    Social development theory attempts to explain qualitative changes in the structure and framework of society, that help the society to better realize aims and objectives.. Development can be defined in a manner applicable to all societies at all historical periods as an upward ascending movement featuring greater levels of energy, efficiency, quality, productivity, complexity, comprehension ...

  9. Life chances - Wikipedia

    en.wikipedia.org/wiki/Life_chances

    Life chances (Lebenschancen in German) is a theory in sociology which refers to the opportunities each individual has to improve their quality of life. The concept was introduced by German sociologist Max Weber in the 1920s. [ 1 ]