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  • Paranthropus boisei | The Smithsonian Institutions Human . . .
    Cranial capacity in this species suggests a slight rise in brain size (about 100 cc in 1 million years) independent of brain enlargement in the genus Homo History of Discovery: Paleoanthropologists actually found the first fossils belonging to P boisei in 1955, but it wasn’t until Mary Leakey’s 1959 discovery of the ‘Zinj’ skull (OH 5
  • Future of Earth - Wikipedia
    The orbital distance of Earth will increase to at most 150% of its current value (that is, 1 5 AU (220 million km; 140 million mi)) [ 17 ] The most rapid part of the Sun's expansion into a red giant will occur during the final stages, when the Sun will be about 12 billion years old
  • PIPS BIOLOGY How Many Species Are There on Earth and in the . . .
    kingdoms of life on Earth predicts ~8 7 million (±1 3 million SE) species globally, of which ~2 2 million (±0 18 million SE) are marine Our results suggest that some 86% of the species on Earth, and 91% in the ocean, still await description Closing this knowledge gap will require a
  • Planetary boundaries - Wikipedia
    According to Rockström et al , we "have now become so dependent on those investments for our way of life, and how we have organized society, technologies, and economies around them, that we must take the range within which Earth System processes varied in the Holocene as a scientific reference point for a desirable planetary state " [9]
  • The Suns Radiation - NASA
    The eccentricity of the ellipse is 0 017, so the Earth-Sun distance at perihelion (closest approach of Earth to Sun; this occurs around January 1) is 0 983 A U , and the distance at aphelion (greatest distance between the Earth and Sun; around July 1) is 1 017 A U Thus, the amplitude of the annual variation in the Earth-Sun distance is about 3 4%
  • These Are The 13 Most Populated Animals in the World . . .
    One such example is the rock pigeon, the only species with an estimated global population of around 400 million As an avian species , these birds have colonized almost every corner of the globe, establishing themselves in urban and rural environments
  • Climate Change 2021: Summary for All - IPCC
    We are certain that humans are warming the climate All of the observed warming (1 1°C 2°F) we have seen since the pre-industrial era is a result of human activities In fact, greenhouse gas emissions from human activities would have warmed the Earth even more, by about 1 5ºC





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