All the extinction in history are by nature, take place periodically. Each time the collapse opened up a new era, creating growing conditions for many organisms have powerful vitality. The question was posed as scientists, whether the the sixth extinction has occurred?And in fact, it is vulnerable to signs of Spain began. This time not by nature anymore, that people are conducting the "suicide". Will not the volcanic eruptions, Meteor collisions, sudden change in sea level, which is the environmental pollution, degradation born landscape, ecological imbalances, climate change ...
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