Aftermath: Population Zero - The World without Humans | Free Documentary

Free Documentary36 minutes read

Humans have a profound impact on the Earth, and their absence leads to significant changes in landscapes and wildlife. Without humans, nature thrives post-human era, reclaiming cities and structures as wildlife flourishes.

Insights

  • In the absence of humans, power plants fail, leading to global blackouts and critical issues in nuclear power plants due to diesel generator fuel depletion.
  • Post-human era sees nature thriving, with wildlife adapting to the new environment, cities succumbing to nature's reclamation, and rivers like the Thames and Colorado reverting to natural states, showcasing the Earth's resilience and ability to recover from human impact.

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Recent questions

  • How has human absence impacted wildlife?

    Animals struggle initially, but adapt to new environments.

  • What happens to power plants in a world without humans?

    Power plants fail, causing global blackouts.

  • How does nature recover in a post-human era?

    Nature thrives, with trees aiding in pollution reduction.

  • What happens to iconic human monuments over time?

    Monuments deteriorate, succumbing to rust and decay.

  • How do animals adapt to a post-human world?

    Animals adjust behavior, seeking new food sources.

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Summary

00:00

Impact of Human Absence on Earth's Ecosystem

  • Humans have significantly impacted the Earth, altering landscapes globally.
  • To comprehend our impact, envision a world without humans to see the changes.
  • The disappearance of humans leads to immediate changes in cities and temperatures.
  • Machines left behind continue to function, affecting air travel and power generation.
  • Without humans, power plants fail, causing widespread blackouts globally.
  • Nuclear power plants face critical issues as diesel generators run out of fuel.
  • Animals, including pets and livestock, struggle to survive without human care.
  • Predators like lions and dogs adapt to the new environment, hunting for food.
  • Radioactive fallout from nuclear plants poses a severe threat to the environment.
  • Wildlife, including rodents and insects, adapt to the post-human world, seeking food sources.

32:03

Wildlife Thrives in Post-Human World

  • Dogs hunt by instinct, targeting the legs or neck to bring down large animals.
  • Elephants, now without predators, face a new challenge in a radioactive world.
  • Former zoo animals and pets adapt or perish in a world without humans.
  • Cockroaches, once thought resilient, face extinction due to lack of central heating.
  • Raccoons and squirrels thrive in the cold, utilizing human homes for shelter.
  • African elephants struggle in the cold, needing to migrate south to survive.
  • Rain helps cleanse the world of radioactive debris, aiding in nature's recovery.
  • Nature thrives post-human era, with trees absorbing carbon dioxide, aiding in pollution reduction.
  • Cities succumb to nature's reclamation, with buildings deteriorating and wildlife flourishing.
  • Rivers like the Thames in London and the Colorado River face changes, reverting to natural states post-human absence.

01:03:08

"Nature Reclaims Earth, Human Monuments Crumble"

  • The Hoover Dam, designed to last for centuries, faces a critical weakness in its spillways, akin to a bathtub overflow drain.
  • Due to heavy snowmelt and erosion, the spillway gates collapse, allowing water to surge through the dam, creating low-pressure bubbles that lead to explosions.
  • The dam fails to contain 17 billion cubic meters of water, resulting in a 16-meter high surge that overflows the Hoover Dam, causing widespread destruction.
  • The Colorado River, reaching the sea as a flood after 200 years, revitalizes the land, transforming a vast marsh and providing new habitats for hundreds of species.
  • Nature reclaims the planet as human structures crumble, with Paris reverting to marshland, California fields turning to deserts, and Manhattan becoming a forest.
  • The absence of humans benefits marine life, with fish populations thriving, whales recovering from past exploitation, and ship noise pollution diminishing.
  • Iconic human monuments like the Eiffel Tower and Statue of Liberty deteriorate over 200 years, succumbing to rust and decay, while nature reclaims the land, burying remnants of human existence under forests and soil.
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