NASA is pretty good scientists. You know, they're actually driving rovers around on Mars. They're pretty good at what they do. And here's what NASA says [there is] unequivocal evidence that the Earth is warming at an unprecedented rate with human activity the principal cause. And if you don't trust NASA, if you don't want to take their word for it, you can just take a look at the data. It's pretty straightforward. (02:15–02:30)
CLAIM
Asserts that NASA provides evidence of unprecedented Earth warming due to human activity.
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