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Freshman Rep. Alexandria Ocasio-Cortez, D-N.Y., claims she has awakened frightened from sleep at 3:30 a.m. because she's worried about the negative effects of climate change on the world.

Ocasio-Cortez was livestreaming on Instagram Wednesday and answering questions from viewers, when she acknowledged having extreme angst over the state of the climate.

"Even while I was on vacation, I woke up in the middle of the night, at 3:30 in the morning, just concerned about climate change," she said.

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The New York Democrat also said she struggles with balancing her work life, and claimed climate change might affect her ability to have a family.

"I’m 29 years old. I really struggle sometimes with the idea of how to be a policymaker and potentially have a family in the time of climate change," she said. "And it really, like, freaks me out and it can be really, really scary."

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Ocasio-Cortez also claimed the world is accelerating the process of climate change and said the prospect of living in the future fills her with fear.

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"We are kind of blowing past a lot of the markers that scientists thought would happen years from now, and they're actually happening now. Our glaciers are melting, our sea levels are rising," she said.

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"I’m scared sometimes, too, about the world that I’m going to be living in, that we’re all going to be living in. And I sometimes fear what we’re going to be living with when I’m 40, 50, 60 years old."