What’s left of Antarctica’s Larsen B Ice Shelf, at least 10,000 years old and 27 times the size of Manhattan, is weakening quickly and likely to disintegrate within five years, according to a new NASA study. NASA’s Ala Khazendar, who led the study at the agency’s Jet Propulsion Laboratory in Pasadena, California, said, while it’s fascinating to have a front-row seat to the dramatic transformation, it’s really bad news for the planet. “Our study shows that the remaining parts will be gone soon, in the blink of an eye,” Khazendar told VICE News. “A lot of these changes that we are witnessing in the polar regions, amongst others, are probably already set in motion. There is no turning back.”

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