The Search for Earth's Oldest Ice | Pulitzer Center
The Search for Earth’s Oldest Ice. Scientists are searching for the Earth’s oldest ice so they can use its trapped air to directly measure greenhouse gas levels going back millions of years. The Center for Oldest Ice Exploration (COLDEX) is the U.S.’s team of top paleoclimatologists searching for answers from three million years ago, when temperatures were warmer and sea levels were higher than today. Join us for a virtual conversation on Wednesday, May 31, 2023 at 1:00pm EST on how this search for the oldest ice can help scientists anticipate changes we may face as the Earth continues...