Due to concerns regarding the spread of the Coronavirus Disease 2019 (COVID-19), the NSF-ICF is taking preventive measures and suspending its tour program until further notice. Any groups that have been impacted by the tour shutdown will be prioritized when we resume tour operations. Thank you for your patience and understanding.
By Morgan Kelly, courtesy of Princeton University Office of Communications
When one is already in possession of the world's oldest chunk of ice, perhaps it's only natural to want to go older. John Higgins, a Princeton University assistant professor of geosciences, led a team of researchers who reported in 2015 the recovery of a 1-million-year-old ice core from the remote Allan Hills of Antarctica, the oldest ice ever recorded by scientists.