Miracle. All of it. (This Year on Earth)

Live & Learn’s post “Miracle. All of It. (This Year on Earth” brings together changes to Earth in 2018  with the ancient wonder of Ptolemy and Albert Einstein.

Live & Learn

In 2018,

  • Earth picked up about 40,000 metric tons of interplanetary material, mostly dust, much of it from comets.
  • Earth lost around 96,250 metric tons of hydrogen and helium, the lightest elements, which escaped to outer space.
  • Roughly 505,000 cubic kilometers of water fell on Earth’s surface as rain, snow, or other types of precipitation.
  • Bristlecone pines, which can live for millennia, each gained perhaps a hundredth of an inch in diameter.
  • Countless mayflies came and went.
  • More than one hundred thirty-six million people were born in 2018, and more than fifty-seven million died.
  • Tidal interactions are very slowly increasing the distance between Earth and the moon, which ended 2018 about 3.8 centimeters further apart than they were at the beginning. As a consequence, Earth is now rotating slightly more slowly; the day is a tiny fraction of a second longer.
  • Earth and the sun are also creeping apart, by…

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