Cutting down forest
The life in our planet is wonderful, but the humans are doing something that threatens the life of this planet, and basically the man has been characterized by invading any lands where he could access. The man in his desire to progress is ending with the flora and fauna of the planet. First of all, it must be said clearly: the humans became dangerous, because they brings us closer to a sixth mass extinction, some species have already disappeared and others are about to disappear, while the cutting down forest and jungles continues. Secondly, if the man doesn't stop his irrational behavior of depleting the resources that the planet provide us, the life on the planet is at risk of being eliminated, because the effects of this devastation we can see it in any news. Finally, we must know that the system economy is the cause to exploit resources in an excessive way, this together with the global overpopulation demands much resources that must be obtained from nature, obvious...