Even if the Moon didn't exist - even if it had been vaporized billions of years ago by cantankerous Klingons - there would still be (somewhat lower) tides raised by the Sun. For creatures dependent on the oceans' ebb and flow, life could go on.
Related Keywords: Moon Flow Go Years Exist Still Raised
Related Authors: Leonardo da Vinci George Carlin Stephen Hawking Isaac Newton Galileo Galilei Rene Descartes Nicolaus Copernicus