Tag #Ice Core

Showing 13 to 14 of 14 results

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Jan 9, 19:11

1.2-Million-Year-Old Antarctic Ice Core Retrieved

A team of scientists in Antarctica retrieved a nearly 3-kilometer-long ice core after a decade of drilling, revealing ice at least 1.2 million years old to study past climate and atmospheric changes, and the evolution of life in ancient times.

1.2-Million-Year-Old Antarctic Ice Core Retrieved

A team of scientists in Antarctica retrieved a nearly 3-kilometer-long ice core after a decade of drilling, revealing ice at least 1.2 million years old to study past climate and atmospheric changes, and the evolution of life in ancient times.

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How did the extraction process and environmental conditions impact the research?

The ice core contains a layer of sediment, microorganisms, viruses, and bacteria, offering insights into the evolution of life in ancient times. The extraction was a technologically advanced operation, performed in teams under extreme conditions (-26 to -27 degrees Celsius). Analysis of previous core sections showed that greenhouse gas concentrations never exceeded levels seen since the Industrial Revolution.

nos.nl

🌐 85% Global Worthiness

Jan 9, 19:11

1.2 Million-Year-Old Antarctic Ice Core Retrieved

After a decade of drilling in Antarctica, scientists retrieved a nearly 3-kilometer-long ice core containing ice at least 1.2 million years old, which will be analyzed to understand past atmospheric and climate changes and the evolution of life in extreme environments.

1.2 Million-Year-Old Antarctic Ice Core Retrieved

After a decade of drilling in Antarctica, scientists retrieved a nearly 3-kilometer-long ice core containing ice at least 1.2 million years old, which will be analyzed to understand past atmospheric and climate changes and the evolution of life in extreme environments.

Progress

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Previous 1 of 8 Next

How did the technological challenges of extracting the ice core from such depths impact the research process and timeline?

The ice core contains a layer of sediment, microorganisms, viruses, and bacteria from 2.8 kilometers deep, offering insights into ancient life. The extraction was technologically challenging, with scientists working in extreme conditions (-26 to -27 degrees Celsius) to retrieve 4-5 meter sections using specialized equipment. Analysis of previous ice core sections shows that greenhouse gas concentrations never exceeded current levels, which are 50 percent higher than the peak levels of the last 800,000 years.

Showing 13 to 14 of 14 results