Explosive Growth Of Life On Earth Fueled By Early Greening Of Planet
Wednesday, July 8, 2009 - 20:14
in Astronomy & Space
Earth's 4.5-billion-year history is filled with several turning points but one of the biggest is the Cambrian explosion of life, roughly 540 million years ago, when complex, multi-cellular life burst out all over the planet. Now, researchers believe they have found the trigger for the Cambrian explosion.