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  2. List of extinction events - Wikipedia

    en.wikipedia.org/wiki/List_of_extinction_events

    Dresbachian extinction event: 502 Ma: End-Botomian extinction event: 517 Ma: Precambrian: End-Ediacaran extinction: 542 Ma: Anoxic event [43] Great Oxygenation Event: 2400 Ma: Rising oxygen levels in the atmosphere due to the development of photosynthesis as well as possible Snowball Earth event. (see: Huronian glaciation.)

  3. Timeline of extinctions in the Holocene - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_extinctions_in...

    The latter, dubbed the sixth mass extinction in Earth history, is largely attributed to increased human population and activity, and may have started already during the preceding Pleistocene epoch with the demise of the Pleistocene megafauna.

  4. Extinction event - Wikipedia

    en.wikipedia.org/wiki/Extinction_event

    An extinction event (also known as a mass extinction or biotic crisis) is a widespread and rapid decrease in the biodiversity on Earth. Such an event is identified by a sharp fall in the diversity and abundance of multicellular organisms .

  5. Life on Our Planet - Wikipedia

    en.wikipedia.org/wiki/Life_on_Our_Planet

    Life on Our Planet is an American television nature documentary series released on Netflix and produced by Amblin Television and Silverback Films. Executive-produced by Steven Spielberg and narrated by Morgan Freeman, the series focuses on the evolutionary history of complex life on Earth. Upon its release, the series received generally mixed ...

  6. What is a mass extinction, and why do scientists think we’re ...

    www.aol.com/news/brief-history-end-world-every...

    The most famous of these mass extinction events — when an asteroid slammed into Earth 66 million years ago, dooming the dinosaurs and many other species — is also the most recent. But ...

  7. Category:Extinction events - Wikipedia

    en.wikipedia.org/wiki/Category:Extinction_events

    Cambrian–Ordovician extinction event; Capitanian mass extinction event; Carboniferous rainforest collapse; Cat gap; Cenomanian-Turonian boundary event; Chicxulub crater; Cretaceous–Paleogene boundary

  8. Life After People - Wikipedia

    en.wikipedia.org/wiki/Life_After_People

    Life After People is a television series on which scientists, mechanical engineers, and other experts speculate about what might become of planet Earth if humanity suddenly disappeared. The featured experts also talk about the impact of human absence on the environment and the vestiges of civilization thus left behind.

  9. Geological history of Earth - Wikipedia

    en.wikipedia.org/wiki/Geological_history_of_Earth

    The Ordovician period started at a major extinction event called the Cambrian–Ordovician extinction event some time about 485.4 ± 1.9 Ma. [10] During the Ordovician the southern continents were collected into a single continent called Gondwana. Gondwana started the period in the equatorial latitudes and, as the period progressed, drifted ...