Apr. 20, 2023 — The seven worst years for polar ice sheets melting and losing ice have occurred during the past decade, according to new research, with 2019 being the worst year on record. The ...

For much of the planet’s recent geological history, ice ages came and went every 41,000 years. Then, during a period ...

Osterberg said ice core samples showed ice ages 1 million years ago occurred every 40,000 years. Then about 800,000 years ago, ice ages jumped to occur every 100,000 years.

Ancient ice filled with viruses may reveal the future of Earth’s microbiome “If you put them end to end, ... This research was published on July 20 in the journal Microbiome.

The planet’s oldest ice was drilled from within the Antarctic ice sheet, and could provide new insights into the evolution of ...

Like the inverse of a butterfly flapping its wings in China, ice cores extracted in Greenland show the rise and fall of ...

East Antarctica’s tectonic plate probably broke off of the supercontinent about 80 million years ago, with today’s ice sheet forming 34 million years ago. Today, the researchers write, the flat ...

Ancient Antarctic ice melt caused extreme sea level rise 129,000 years ago ... Our new research might be able to provide some insight into what effect a warmer world would have in Antarctica, ...

USGS research geologist Natalie Kehrwald pulls out an ice core extratced from a glacier on Denali in Alaska, stored in a -40 degree freezer at the National Ice Core Facility at the U.S. Geological ...

Environment Climate Change In Ancient Ice, Clues That Scientists Are Underestimating Future Sea Levels The cold, hard facts By John Mahoney Updated Jun 28, 2021 9:15 AM EDT ...

Ice is usually ephemeral; it doesn't last that long before melting. But some ice on our planet has stayed frozen for millions of years, according to scientists on a quest to find the oldest ice.