People have many different predictions about the future of our planet.

• Some scientists warn that climate change, environmental destruction, or nuclear conflict could drastically affect life on Earth within decades if no action is taken.
• Technological optimists believe that advancements like artificial intelligence or space colonization could solve global problems and extend human survival far into the future.
• Others foresee gradual social or political collapse, while some religious groups believe that divine intervention will bring a dramatic end to the current world system.

As for the timeline, predictions vary widely—some expect major changes within a few years, others speak of centuries, and still others believe the future is entirely uncertain or unknowable.