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This is much faster than the expected “background” extinction rate, or the rate at which species would naturally die off without outside influence — in the absence of human beings, these 73 ...
Dresbachian extinction event: 502 Ma: End-Botomian extinction event: 517 Ma: Precambrian: End-Ediacaran extinction: 542 Ma: Anoxic event [45] 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.)
According to a study published in the journal 'Science Advances', planet Earth is entering its sixth period of mass extinction. One of the authors noted, "If it is allowed to continue, life would ...
The cause of the Devonian period extinction 359 million years ago, ranked as one of the five great extinctions of life on Earth, remains a mystery. Now, a new study reveals the explosion of a ...
Due to tidal deceleration gradually slowing Earth's rotation, a day on Earth is expected to be one minute longer than it is today. [12] 10 million The Red Sea will flood the widening East African Rift valley, causing a new ocean basin to divide the continent of Africa [50] and the African Plate into the newly formed Nubian Plate and the Somali ...
The extinction of plants would cause the demise of almost all animal life since plants are the base of much of the animal food chain. [12] [13] In about one billion years, solar luminosity will be 10% higher, causing the atmosphere to become a "moist greenhouse", resulting in a runaway evaporation of the oceans.
Scientists say the mass extinction 250 million years ago offers a timely warning to humanity of what can happen when ecosystems change too fast for life to keep up.
Background extinction rate, also known as the normal extinction rate, refers to the standard rate of extinction in Earth's geological and biological history, excluding major extinction events, including the current human-induced Holocene extinction. There have been five mass extinction events throughout Earth's history.