enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. Abiogenic petroleum origin - Wikipedia

    en.wikipedia.org/wiki/Abiogenic_petroleum_origin

    The abiogenic petroleum origin hypothesis proposes that most of earth's petroleum and natural gas deposits were formed inorganically, commonly known as abiotic oil. [1] Scientific evidence overwhelmingly supports a biogenic origin for most of the world's petroleum deposits. [2][3] Mainstream theories about the formation of hydrocarbons on earth ...

  3. Water quality - Wikipedia

    en.wikipedia.org/wiki/Water_quality

    Water quality refers to the chemical, physical, and biological characteristics of water based on the standards of its usage. [ 1 ][ 2 ] It is most frequently used by reference to a set of standards against which compliance, generally achieved through treatment of the water, can be assessed.

  4. Nikolai Kudryavtsev - Wikipedia

    en.wikipedia.org/wiki/Nikolai_Kudryavtsev

    Nikolai Kudryavtsev. Nikolai Alexandrovich Kudryavtsev (Russian: Николай Александрович Кудрявцев; Opochka, October 21, 1893 – Leningrad, December 12, 1971) was a Soviet Russian petroleum geologist. He is the founding father of modern abiogenic theory for origin of petroleum, which states that some petroleum is ...

  5. Petroleum geology - Wikipedia

    en.wikipedia.org/wiki/Petroleum_geology

    Petroleum geology is principally concerned with the evaluation of seven key elements in sedimentary basins: A structural trap, where a fault has juxtaposed a porous and permeable reservoir against an impermeable seal. Oil (shown in red) accumulates against the seal, to the depth of the base of the seal. Any further oil migrating in from the ...

  6. Dialectics of Nature - Wikipedia

    en.wikipedia.org/wiki/Dialectics_of_Nature

    One "law" proposed in the Dialectics of Nature is the "law of the transformation of quantity into quality and vice versa". Probably the most commonly cited example of this is the change of water from a liquid to a gas, by increasing its temperature (although Engels also describes other examples from chemistry).

  7. New Criticism - Wikipedia

    en.wikipedia.org/wiki/New_Criticism

    New Criticism. New Criticism was a formalist movement in literary theory that dominated American literary criticism in the middle decades of the 20th century. It emphasized close reading, particularly of poetry, to discover how a work of literature functioned as a self-contained, self-referential aesthetic object.

  8. Ecocriticism - Wikipedia

    en.wikipedia.org/wiki/Ecocriticism

    Ecocriticism is the study of literature and ecology from an interdisciplinary point of view, where literature scholars analyze texts that illustrate environmental concerns and examine the various ways literature treats the subject of nature. [1] It was first originated by Joseph Meeker as an idea called "literary ecology" in his The Comedy of ...

  9. History of environmental pollution - Wikipedia

    en.wikipedia.org/wiki/History_of_environmental...

    e. The history of environmental pollution traces human-dominated ecological systems from the earliest civilizations to the present day. [1] This history is characterized by the increased regional success of a particular society, followed by crises that were either resolved, producing sustainability, or not, leading to decline. [2][3] In early ...