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11 de abr. de 2024 · Later, in 1755, the founding father of the United States, Benjamin Franklin, wrote a demographic essay on “Observations Concerning the Increase of Mankind, Peopling of Countries, etc. It stated the population growth and its cons.
27 de mar. de 2024 · Franklin’s essay, (1751), “Observations Concerning the Increase of Mankind, Peopling of Countries, etc.,” recommends that an overcrowded England send more of their subjects to its American colonies to grow into a much greater and more influential England.
Hace 3 días · In his "Observations on the Increase of Mankind", of 1751, Franklin argued, counterintuitively from conventional wisdom, that the future of empire in America was not the increasingly wealthy, slave-dominated societies of the South and the West Indies but was instead the American north, where, due to the absence of slaves, 'true ...
Hace 5 días · Map of early human migrations based on the Out of Africa theory; figures are in thousands of years ago (kya).. The peopling of the Americas began when Paleolithic hunter-gatherers (Paleo-Indians) entered North America from the North Asian Mammoth steppe via the Beringia land bridge, which had formed between northeastern Siberia and western Alaska due to the lowering of sea level during the ...
Hace 5 días · global warming, the phenomenon of increasing average air temperatures near the surface of Earth over the past one to two centuries. Climate scientists have since the mid-20th century gathered detailed observations of various weather phenomena (such as temperatures, precipitation , and storms) and of related influences on climate ...
17 de abr. de 2024 · The IPCC AR6 presents a strong body of scientific evidence that it is unequivocal that humans have caused the earth’s climate to warm, with a likely human contribution of 0.8 to 1.3 degrees Celsius to global mean temperature since the late 1800s.
9 de abr. de 2024 · Each year, human activities release more carbon dioxide into the atmosphere than natural processes can remove, causing the amount of carbon dioxide in the atmosphere to increase. The global average carbon dioxide set a new record high in 2023: 419.3 parts per million .
