"An asteroid can literally destroy 80 or 90 percent of the species that are alive on Earth. These are big events. I mean, this is called extinction." - Rusty Schweickart

Rusty Schweickart: An asteroid can literally destroy 80 or 90 percent of...

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"An asteroid can literally destroy 80 or 90 percent of the species that are alive on Earth. These are big events. I mean, this is called extinction." - Rusty Schweickart

Uploaded 7 years ago