Back in May, Swiss start-up Climeworks unveiled a massive machine that sucks carbon dioxide out of the sky.

Photo by Julia Dunlop/Climeworks.

The idea? To not just slow climate change, but reverse it.

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Quick! Trivia question: How many trees is a lot of trees?

Photo by Abrget47j/Wikimedia Commons.

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9 texts from Earth so real you'll laugh.

Earth just can't quit us.

You know that moment when you KNOW you should break up with that person you're dating, but you just can't seem to let go?

Imagine how Earth feels. About humans.

Needless to say, there are a bunch of red flags we humans are sending that would make any friend of Earth say, "Earth, I think they're just not that into you."

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