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S. Kelleher

Posted inResearch Spotlights

Nitrogen Garners Starring Role in Refined Earth System Model

by S. Kelleher 19 April 20167 July 2022

Scientists create a more realistic representation of plant nitrogen uptake and usage to improve global climate simulations.

Livestock account for about a third of methane emissions in the United States, according to a new study.
Posted inResearch Spotlights

U.S. Methane Emissions on the Rise

by S. Kelleher 22 March 20162 November 2021

Data suggest that the United States may be responsible for half of global methane increase in the past decade.

Posted inResearch Spotlights

The High Cost of Switching Power Sources

by S. Kelleher 7 March 201614 November 2022

Researchers construct a world where nuclear energy everywhere is replaced with coal, with stark consequences for human health and the environment.

Posted inResearch Spotlights

New GPS Satellite Technique to Monitor Ionospheric Disturbances

by S. Kelleher 7 March 201624 January 2023

Researchers are developing better ways to use satellites to understand space weather events that can interfere with technology.

Posted inResearch Spotlights

Soil Loses Pyrogenic Carbon by an Unexpected Pathway

by S. Kelleher 1 March 20168 March 2023

Fresh insight into pyrogenic carbon disappearance suggests that erosion is not responsible.

Posted inNews

Pleistocene Rocks Tell Tale of Past Ice Sheet Melting

by S. Kelleher 11 February 201611 February 2016

Researchers examine evidence from a past interglacial period to predict sea level rise in the future.

Posted inResearch Spotlights

Space Weather Gains National and International Attention

by S. Kelleher 8 February 201613 October 2021

A heightened understanding of geomagnetic disturbances in a high-tech world encourages policy changes in the United States and abroad.

Posted inNews

Iron Fertilization Might Not Make Oceans Better Carbon Sinks

by S. Kelleher 5 February 20161 March 2023

New research suggests more iron during the last ice age did not mean more algae production in the equatorial Pacific, pointing to possible futility of a controversial geoengineering idea.

Posted inResearch Spotlights

Conservation Farming Shown to Protect Carbon in Soil

by S. Kelleher 3 February 201620 October 2021

A closer look at cultivated land informs actions to protect the vitality of our soil.

Posted inNews

Electrical Concrete Offers Green Alternative to Airport Deicers

by S. Kelleher 29 January 20167 March 2022

The Federal Aviation Administration is testing conductive concrete as a replacement for water-polluting chemicals used to melt ice from airport tarmacs.

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