- How many humans have lived on Earth? Its a very big number . . .
Most anthropologists agree that modern Homo sapiens emerged around 300,000 years ago However, for the purposes of demographic estimation, researchers often consider a more conservative starting point of around 50,000 years ago, when humans began to exhibit behaviorally modern traits, such as creating art and using tools
- Timeline of the far future - Wikipedia
The last animals to go extinct will be animals that do not depend on living plants, such as termites, or those near hydrothermal vents, such as worms of the genus Riftia [88] The only life left on the Earth after this will be single-celled organisms 1 billion [note 2] 27% of the ocean's mass will have been subducted into the mantle If this
- Evidence of human occupation in Mexico around the Last . . .
Here we present results of recent excavations at Chiquihuite Cave-a high-altitude site in central-northern Mexico-that corroborate previous findings in the Americas 10-17 of cultural evidence that dates to the Last Glacial Maximum (26,500-19,000 years ago) 18, and which push back dates for human dispersal to the region possibly as early as
- The world population explosion: causes, backgrounds and . . .
The demographic growth rate of the Philippines around the turn of the century (2% a year) has already created enormous challenges and is clearly unsustainable in the long term: such growth implies a doubling of the population every 35 years as a consequence of which there would be 152 million people by 2035, 304 million by 2070, and so on
- Early modern human settlement of Europe north of the Alps . . .
Stratigraphic column of the Willendorf II sequence showing the position of AH 3–9 pedological features (A1, humic horizon; Bw, incipient B horizon; TGl, tundra gley), stratigraphic position of radiocarbon dates obtained on charcoal [shown in thousands of years (ka) B P ; SI Appendix, Table S1], paleoenvironmental reconstruction (PS, periglacial steppe; CS, cold steppe; CS[B], medium-cold
- Evolving 21st-Century Workplace and the American Workforce . . .
In 2004, RAND researchers produced a report on work in the 21st century and identified three trends with important implications for the future of work: a shifting demography toward older workers, more women, and more diversity; continuing technological change that would increase demand for skilled workers across a wide array of industries and occupations; and increased globalization in sectors
- Peace Education 101 - Peace curriculum, peace teaching . . .
There were still periods of freezes as witnessed by Bond events (discussed in detail below) Neolithic life first began in Mesopotamia (the cradle of civilization) about 10,000 BCE; in China 10,000 - 8000 BCE; in Greece 7000 BCE; in India 5000 BCE; and Britain in 3000 BCE
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