[BurningFrog]

There is this idea that the ecological balance is very fragile and easily destroyed.

This is true, in a way, but it doesn't mean nature will dies. It almost always just means that nature will find a new ecological balance.

[bad_user]

If nature finds a new ecological balance that's incompatible with human life, does it matter?

[BurningFrog]

This is more a Hollywood movie plot than something that really happens.