More ruthless than meteorites life killer! Scientists: Creating the largest extinction of life on Earth
The Earth, from a chance 3.8 billion years ago, began to derive its history of life!
Life, from scratch, has experienced hundreds of millions of years of reproduction, evolution, and change, but for most of them, in the end, can not escape the grand and wonderful after the curtain - biological extinction. This process is no longer a simple cycle of life and death, but rather a sudden restart button for life on earth, in a relatively extremely short geological time, the number of living organisms and populations of the rare dramatic decline occurred.