Saturday, May 28

5 Fascinating Facts About Plants You Might Not Know

  • Sven Batke
  • The Conversation*

tropical plant

image source, Getty Images

Approximately 4.5 billion years ago, the land surface of our planet was barren and devoid of life.

It took another 2 billion years for the first single-celled organisms to appear in the ocean, including the first algae. Grypania spiralis, which was about the size of a 50-cent dollar coin.

Plants made up of many cells have only been around for about 800 million years. To survive on Earth, plants had to protect themselves from ultraviolet radiation and develop spores and then seeds that would allow them to disperse more widely.

These innovations helped them become one of the ways of life most influential of the planet. Today they are found in all major ecosystems, and scientists describe more than 2,000 new species each year.

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