http://www.universetoday.com/65588/what-percent-of-earth-is-...
Of course, a sample taken from the Earth's surface would provide a widely different result (ranging ~0% to ~100%) depending on where it was taken.
http://www.universetoday.com/65588/what-percent-of-earth-is-...
Of course, a sample taken from the Earth's surface would provide a widely different result (ranging ~0% to ~100%) depending on where it was taken.