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  2. Human impact on the environment - Wikipedia

    en.wikipedia.org/wiki/Human_impact_on_the...

    The period since 1950 has brought "the most rapid transformation of the human relationship with the natural world in the history of humankind". [106] Through 2018, humans have reduced forest area by ~30% and grasslands/shrubs by ~68%, to make way for livestock grazing and crops for humans. [107]

  3. Environmental history - Wikipedia

    en.wikipedia.org/wiki/Environmental_history

    Environmental history is the study of human interaction with the natural world over time, emphasising the active role nature plays in influencing human affairs and vice versa. Environmental history first emerged in the United States out of the environmental movement of the 1960s and 1970s, and much of its impetus still stems from present-day ...

  4. Estimates of historical world population - Wikipedia

    en.wikipedia.org/wiki/Estimates_of_historical...

    An estimate on the "total number of people who have ever lived" as of 1995 was calculated by Haub (1995) at "about 105 billion births since the dawn of the human race" with a cut-off date at 50,000 BC (beginning of the Upper Paleolithic), and inclusion of a high infant mortality rate throughout pre-modern history. [13]

  5. Environmental issues - Wikipedia

    en.wikipedia.org/wiki/Environmental_issues

    Environment destruction caused by humans is a global, ongoing problem. [4] Water pollution also cause problems to marine life. [5] Most scholars think that the project peak global world population of between 9-10 billion people, could live sustainably within the earth's ecosystems if human society worked to live sustainably within planetary ...

  6. Humans' impact on the earth began a new epoch in the 1950s ...

    www.aol.com/news/scientists-now-epoch-anthropoc...

    From climate change to species loss and pollution, humans have etched their impact on the Earth with such strength and permanence since the middle of the 20th century that a special team of ...

  7. Instead, the new research found humans in that location, known as Shinfa-Metema 1, adapted to the arid conditions brought on by the volcanic eruption in a way that may have facilitated humanity ...

  8. Human history - Wikipedia

    en.wikipedia.org/wiki/Human_history

    Human history is the record of humankind from prehistory to the present. Modern humans evolved in Africa around 300,000 years ago and initially lived as hunter-gatherers.They migrated out of Africa during the Last Ice Age and had spread across Earth's continental land except Antarctica by the end of the Ice Age 12,000 years ago.

  9. The 100: A Ranking of the Most Influential Persons in History

    en.wikipedia.org/wiki/The_100:_A_Ranking_of_the...

    Each entry is a short biography of the person, followed by Hart's thoughts on how this person was influential and changed the course of human history. He gave additional credit for importance for people whose actions Hart felt were unusual, unlikely, or ahead of their time compared to a hypothesized course of history had this person not lived.

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