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News

Seated man in a hard hat assesses sediment patterns in a dug trench
Posted inNews

Secrets from the New Madrid Seismic Zone’s Quaking Past

Rachel Crowell, Science Writer by Rachel Crowell 9 April 20198 December 2022

High-resolution lidar topography reveals a long history of ancient earthquakes.

Aerial view of the Grand Canyon
Posted inNews

Did Global Glaciation Cause the Great Unconformity?

Adityarup Chakravorty, freelance science writer by Adityarup Chakravorty 9 April 201917 February 2023

In a new study, researchers make the case that large-scale glaciation during parts of the Neoproterozoic era led to extensive erosion of Earth’s crust.

A precariously balanced boulder on a forested cliff
Posted inNews

Precariously Balanced Rocks Reveal Earthquake History in Israel

Katherine Kornei, Science Writer by Katherine Kornei 8 April 20198 December 2022

Using the prevalence of unstable rock formations in Israel’s Negev Desert, researchers determined that historical earthquakes in the region were weaker than previously thought.

A series of petroglyphs of animal, human, and plant images on a cliff wall
Posted inNews

European Contact with the Americas May Have Triggered Global Cooling

Mary Caperton Morton, Science Writer by Mary Caperton Morton 8 April 20199 September 2024

The loss of precontact agricultural communities to genocide and disease may have led to massive reforestation, a dip in carbon dioxide, and one of the coldest snaps of the Little Ice Age.

Four young people pose with a middle-aged man and woman
Posted inNews

House Climate Crisis Committee Hears Call for Action from Youth

by Randy Showstack 5 April 20194 April 2023

The witnesses and Democrats at the House hearing urge action, but Republicans question the committee’s focus and criticize Democrats on the committee for not working in a bipartisan manner.

A NOAA ship sails through a bay beneath snow-covered mountains.
Posted inNews

Senate Committee OK’s White House’s NOAA Pick in Party Line Vote

by Randy Showstack 4 April 201921 March 2023

Senate floor fight may loom for Barry Lee Myers, whom Democrats oppose.

Posted inNews

Ian McDougall (1935–2018)

by Peter Zeitler, M. Harrison, S. Baldwin, R. Duncan, T. Spell and J. Wijbrans 4 April 201927 January 2022

McDougall distinguished himself as a leader in developing potassium-argon geochronology and its application to many Earth science issues, including the geomagnetic polarity timescale.

Waves crash ashore during a storm
Posted inNews

Weather-Induced Tsunami Waves Regularly Roll Up on U.S. Shores

Katherine Kornei, Science Writer by Katherine Kornei 3 April 201917 May 2022

Roughly 25 meteotsunamis strike coastlines between Maine and Puerto Rico each year, tide gauge data reveal.

A horizon on the ocean
Posted inNews

Ice Drove Past Indo-Pacific Climate Variance

Sarah Derouin, Science Writer by Sarah Derouin 2 April 20192 March 2023

Researchers used both terrestrial and marine proxy data to reconstruct the dramatic and dynamic climatic changes.

The North Atlantic
Posted inNews

North Atlantic Circulation Patterns Reveal Seas of Change

Mary Caperton Morton, Science Writer by Mary Caperton Morton 2 April 20192 July 2024

New evidence suggests the eastern Atlantic may be the site of major overturning.

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