Caryl-Sue Micalizio

Jan 16, 2025 | eos.org | Caryl-Sue Micalizio

The title question posed by our lead story this month has been irresistible to Earth scientists for generations: How great was the Great Oxidation Event? Author Aubrey Zerkle and other geoscientists searched for an answer by taking a fresh look at the acidic waters of the Rio Tinto in southern Spain.

Dec 19, 2024 | eos.org | Caryl-Sue Micalizio

A more sustainable future will rely, at least in part, on lithium-ion batteries. As we ring in 2025, they already power an array of consumer electronics, vehicles, toys, and tools. In addition to lithium, renewable technologies are dependent on mined materials such as silicon, cobalt, manganese, copper, and rare earth elements, including neodymium and praseodymium. Mining companies are aggressively analyzing deposits from Bolivia to the Basin and Range.

Nov 15, 2024 | eos.org | Caryl-Sue Micalizio

This year, AGU’s Annual Meeting is taking place in Washington, D.C., on the cusp of a new presidential administration in the United States, an administration whose policies will have far-reaching implications for Earth and space scientists around the world. So “What’s next for science?” we ask. The complex, transdisciplinary techniques of modeling and mapping can help scientists answer that question from pole to pole.

Nov 3, 2024 | eos.org | Caryl-Sue Micalizio

As nations and organizations convene for the 29th annual United Nations Conference of the Parties (COP29), their representatives will consider practical climate actions to limit the increase in global average temperature to no more than 1.5°C above preindustrial levels.

Sep 24, 2024 | eos.org | Caryl-Sue Micalizio

Aotearoa, the Māori name for New Zealand, is usually translated as “land of the long white cloud.” In this issue of Eos, we explore some of the dynamic Earth systems that make the country such a valuable site for white clouds, blue seas, muddy sediments, and FRED.