Scientists Extract Record Antarctic Ice Core Containing 23 Million Years of Geological History

Researchers have obtained the deepest sediment core ever retrieved from beneath Antarctica's ice, measuring 748 feet in length. This geological sample preserves approximately 23 million years of Earth's environmental history, including epochs when global temperatures exceeded current levels. The core was extracted from Antarctica, though the specific research team and exact date of retrieval are not detailed in the source. This discovery provides crucial data for understanding past climate patterns and predicting future environmental changes.