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Hace 1 día · The Little Ice Age, by the anthropologist Brian Fagan of the University of California at Santa Barbara, describes the plight of European peasants from 1300 to 1850: famines, hypothermia, bread riots and the rise of despotic leaders brutalizing an increasingly dispirited
Hace 5 días · The complexity though is actually quite fascinating ... a full understanding of why CO 2 changes in precisely the pattern that it does during ice ages is elusive, but among the most plausible explanations is that increased received solar radiation in the southern hemisphere due to changes in Earth's orbital geometry warms the ...
24 de may. de 2024 · Little Ice Age (LIA), climate interval that occurred from the early 14th century through the mid-19th century, when mountain glaciers expanded at several locations, including the European Alps, New Zealand, Alaska, and the southern Andes, and mean annual temperatures across the Northern Hemisphere.
23 de may. de 2024 · Analyses in Oman produce evidence of hot-cold cycles in the Cryogenian period, roughly 850–544 million years ago. The UK-Swiss team claims that this evidence undermines hypotheses of an ice age so severe that Earth's oceans completely froze over.
22 de may. de 2024 · Paleolithic Period, ancient cultural stage of human development marked by the use of rudimentary chipped stone tools. Traditionally, it has been considered to have begun with the Pleistocene Epoch 2.58 million years ago; however, tool discoveries made in 2015 suggest that it may have begun 3.3 million years ago.
Hace 3 días · The LRE Foundation is a growing international, inclusive network that connects people and organisations dedicated to preserving and valorising the tangible and intangible cultural heritage related to World War II, its memory and meaning. The organisation’s main objective is to make this history relevant and accessible, especially for the ...
21 de may. de 2024 · The starting point of the Neolithic Period is much debated, as different parts of the world achieved the Neolithic stage at different times, but it is generally thought to have occurred sometime about 10,000 BCE. This point coincides with the retreat of the glaciers after the Pleistocene ice ages and the start of the
