"Imagine if a minute from now, every person on Earth disappeared. All 6.6 billion of us. What would happen to the world without humans?
How much time would pass before our nuclear power plants erupted, the skyscrapers collapsed and satellites fallen from the sky?
What would happen to pets and farm animals? And could an ecosystem full of years of pollution never recover?
Like the History Channel special life of people (recommended), has consequences that scientists and others speculate that the land, animal and plant life might be like if humanity no longer existed, and the effect that the disappearance of humanity would have on the artifacts ofcivilization."