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  2. History of environmental pollution - Wikipedia

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

    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.

  3. List of ancient oceans - Wikipedia

    en.wikipedia.org/wiki/List_of_ancient_oceans

    Rheic Ocean, the Paleozoic ocean between Gondwana and Laurussia; Slide Mountain Ocean, the Mesozoic ocean between the ancient Intermontane Islands (that is, Wrangellia) and North America; South Anuyi Ocean, Mesozoic ocean related to the formation of the Arctic Ocean; Tethys Ocean, the ocean between the ancient continents of Gondwana and Laurasia

  4. Environmental issues in Egypt - Wikipedia

    en.wikipedia.org/wiki/Environmental_issues_in_Egypt

    The air pollution in Cairo is a matter of serious concern. The air pollution in downtown Cairo is more than 10 to 100 times of acceptable world standards. [8] Cairo has a poor factor because of lack of rain and its layout of tall buildings and narrow streets, which create a bowl effect (bad ventilation and consequent trapping of pollutants).

  5. Prehistoric Egypt - Wikipedia

    en.wikipedia.org/wiki/Prehistoric_Egypt

    Prehistoric Egypt and Predynastic Egypt was the period of time starting at the first human settlement and ending at the First Dynasty of Egypt around 3100 BC.. At the end of prehistory, "Predynastic Egypt" is traditionally defined as the period from the final part of the Neolithic period beginning c. 6210 BC to the end of the Naqada III period c. 3000 BC.

  6. Sphinx water erosion hypothesis - Wikipedia

    en.wikipedia.org/wiki/Sphinx_water_erosion...

    The Sphinx is positioned north of the lower end of the causeway of Khafre that connects his Pyramid- and Valley Temple. It was created by carving it out of the bedrock, cutting blocks from around its body which were used to construct the Sphinx Temple immediately east of the Sphinx and north of the Valley Temple, aligned to it.

  7. Nile Delta - Wikipedia

    en.wikipedia.org/wiki/Nile_Delta

    Ancient branches of the Nile, showing Wadi Tumilat, and the lakes east of the Delta. People have lived in the Nile Delta region for thousands of years, and it has been intensively farmed for at least the last five thousand years. The delta was a major constituent of Lower Egypt, and there are many archaeological sites in and around the delta. [6]

  8. Water supply and sanitation in Egypt - Wikipedia

    en.wikipedia.org/wiki/Water_supply_and...

    A core part of Egypt’s agricultural expansion strategy, it supports the New Delta reclamation project while reducing pollution in Lake Mariout and the Mediterranean Sea. [29] An effort to limit microplastics reaching the ocean is underway for wastewater treatment plants in Alexandria, with a €120 million loan from the European Investment Bank.

  9. Cosmic ocean - Wikipedia

    en.wikipedia.org/wiki/Cosmic_ocean

    A cosmic ocean, cosmic sea, primordial waters, or celestial river is a mythological motif that represents the world or cosmos enveloped by a vast primordial ocean. Found in many cultures and civilizations, the cosmic ocean exists before the creation of the Earth. From the primordial waters the Earth and the entire cosmos arose.