She also questioned Nye's credentials.
"Neither he nor I are climate scientists. He's an engineer and actor; I'm a member of Congress," she said.
Nye argued that the U.S. needs to address climate change now.
"There is no debate in the scientific community. And I encourage the congresswoman to look at the facts," he said on NBC. "The more we mess around with this denial, the less we're going to get done."