Brett Wilkins, staff writer
The Larsen B Ice Shelf in Antarctica collapsed due to climate change in 2002 (Photo:USGS/NASA/Getty Images)
Massive southern shelves split by climate-induced hydofracturing can collapse in hours—or even minutes—fueling dangerous sea level rise and coastal flooding.


Though he gets the appeal of free snow cones and penguins, John Oliver is more worried about the environmental impact of an estimated 40,000 eager tourists a year traipsing to and inevitably trashing Antarctica. His solution: A hilarious anti-tourism PSA.