Have you ever wondered what Earth might look like in 100 years? Are you thinking of flying cars, robots, and virtual worlds?

We might actually live long enough to see such conveniences, though it’s also possible that less pleasant things are lying in wait for us—all glaciers melting, drinking water running out, or forests and soil disappearing, taking many animals and people with them. Basically, that we might lose everything that’s necessary for life to continue on Earth. Don’t despair, though; it’s not happening yet, and even if it were, there’s still time to set things right. Still, let’s take a look at what the world would look like if we did run out of time.