Katey Walter Anthony PhD is a professor of aquatic ecology, biogeochemistry, and permafrost science at the University of Alaska Fairbanks. Her research focuses on methane emissions from Arctic lakes, the degradation of permafrost, and their associated feedbacks to global climate through the carbon cycle. She and her work have been featured in National Geographic, Washington Post, 60 Minutes, Vice, The Guardian, the New York Times newsletter, Newsweek, Nature Magazine, and Leonardo DiCaprio’s documentary Ice on Fire.