An curved arrow pointing right. As the human lifespan grows longer, the Earth becomes more crowded. Worst case scenario estimates that as many as 11 billion people could be alive by 2100. Here's ...

From Paul Ehrlich to Bill Gates, prominent Americans have forecast doom through “overpopulation.” Although the Great ...

As ecosystems struggle with overpopulation of prey species ... However, critics warn of unintended consequences, including unpredictable behaviors, habitat conflicts, and ethical concerns.