Comments by "" (@RedXlV) on "The Last Time the Globe Warmed" video.

  1.  @kerryrus  No mention of it because in this particular case, temperature didn't go up first.
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  2.  @globin3477  I wonder what the next intelligent life forms would think of giant stone carvings like Mt Rushmore, which (barring an asteroid impact) will still be recognizable a few million years from now.
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  3.  @globin3477  It's estimated that it'll take about 7.2 million years for the faces to erode away on Rushmore. So I suppose it depends on how long it takes for the next intelligent species to evolve.
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  4.  Tarragon Mugwort  Dinosaurs' hearts were more like birds than mammals.
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