Please consider downloading the latest version of Internet Explorer
to experience this site as intended.
Tools Search Main Menu

Tag: Department of Earth and Environmental Sciences

Fate of marine carbon confirms importance of polar oceans

Fate of marine carbon confirms importance of polar oceans

August 3, 2016

A new study shows that the polar seas are much better than other regions of the ocean at trapping carbon from marine plankton.

Continue Reading

Robert Poreda honored as fellow of Geological Society of America

Robert Poreda honored as fellow of Geological Society of America

November 30, 2015

Geochemist Robert Poreda, professor of earth and environmental sciences and an expert in the field of noble gases, was honored earlier this month as a newly elected fellow of the Geological Society of America (GSA).

Continue Reading

International research team to explore whether the loss of CO2 caused earth to cool 3 million years ago

International research team to explore whether the loss of CO2 caused earth to cool 3 million years ago

September 28, 2015

The National Science Foundation (NSF) has awarded $4.24 million to Carmala Garzione and John Tarduno, both professors of earth and environmental sciences, to launch this joint U.S.-China research project.

Continue Reading

Ancient crystals show Earth’s magnetic field switched on early

Ancient crystals show Earth’s magnetic field switched on early

August 5, 2015

To probe the origin of Earth’s magnetism, a team led by John Tarduno retrieved rock samples from the Jack Hills in Western Australia – home to some of the oldest rocks on the planet.

Continue Reading

Earth magnetic shield is older than previously thought

Earth magnetic shield is older than previously thought

July 31, 2015

The Earth’s magnetic field, which shields the atmosphere from harmful radiation, is at least four billion years old, according to scientists.

Continue Reading

Researchers find that Earth’s magnetic shield is 500 million years older than previously thought

Researchers find that Earth’s magnetic shield is 500 million years older than previously thought

July 30, 2015

Since 2010, the best estimate of the age of Earth’s magnetic field has been 3.45 billion years. But now the Rochester researcher responsible for that finding has new data showing the magnetic field is far older.

Continue Reading

First measurements taken of South Africa’s iron age magnetic field history

First measurements taken of South Africa’s iron age magnetic field history

July 28, 2015

Combined with the current weakening of Earth’s magnetic field, the data suggest that the region of Earth’s core beneath southern Africa may play a special role in reversals of the planet’s magnetic poles.

Continue Reading

Ancient huts may reveal clues to earth’s magnetic pole reversals

Ancient huts may reveal clues to earth’s magnetic pole reversals

July 28, 2015

Patches of ground where huts were burned down in southern Africa contain a key mineral that recorded the magnetic field at the time of each ritual burning.

Continue Reading

Carbon’s importance to ocean life’s survival 252 million years ago

Carbon’s importance to ocean life’s survival 252 million years ago

April 7, 2015

A new study demonstrates for the first time how elemental carbon became an important construction material of some forms of ocean life after one of the greatest mass extinctions in the history of Earth more than 252 million years ago.

Continue Reading