• About
  • Sections
  • Topics
    • Climate
    • Earth Science
    • Oceans
    • Space & Planets
    • Health & Ecosystems
    • Culture & Policy
    • Education & Careers
    • Opinions
  • Projects
    • ENGAGE
    • Editors’ Highlights
    • Editors’ Vox
    • Eos en Español
    • Eos 简体中文版
    • Print Archive
  • Blogs
    • Research & Developments
    • The Landslide Blog
  • Newsletter
  • Submit to Eos
  • AGU.org
  • Career Center
  • Join AGU
  • Give to AGU
  • About
  • Sections
  • Topics
    • Climate
    • Earth Science
    • Oceans
    • Space & Planets
    • Health & Ecosystems
    • Culture & Policy
    • Education & Careers
    • Opinions
  • Projects
    • ENGAGE
    • Editors’ Highlights
    • Editors’ Vox
    • Eos en Español
    • Eos 简体中文版
    • Print Archive
  • Blogs
    • Research & Developments
    • The Landslide Blog
  • Newsletter
  • Submit to Eos
Skip to content
  • AGU.org
  • Career Center
  • Join AGU
  • Give to AGU
Eos

Eos

Science News by AGU

Support Eos
Sign Up for Newsletter
  • About
  • Sections
  • Topics
    • Climate
    • Earth Science
    • Oceans
    • Space & Planets
    • Health & Ecosystems
    • Culture & Policy
    • Education & Careers
    • Opinions
  • Projects
    • ENGAGE
    • Editors’ Highlights
    • Editors’ Vox
    • Eos en Español
    • Eos 简体中文版
    • Print Archive
  • Blogs
    • Research & Developments
    • The Landslide Blog
  • Newsletter
  • Submit to Eos

proxies

Satellite image of dust carried from China into the north Pacific
Posted inNews

Dust on the Wind

by Nancy Averett 17 February 202126 January 2023

A new study confirms that an important wind system is shifting due to climate change.

Stalactites and stalagmites in a cave
Posted inNews

Sooty Layers in Stalagmites Record Human Activity in Caves

Katherine Kornei, Science Writer by Katherine Kornei 16 February 20215 June 2023

Scientists analyzing cave formations in Turkey find layers of soot and charcoal in stalagmites, revealing that humans—and their fires—occupied caves thousands of years ago.

A researcher looks over Frenchman Valley, Chambery Coulee, Saskatchewan.
Posted inNews

Terrestrial Plants Flourished After the Cretaceous–Paleogene Extinction

Hannah Thomasy, Science Writer by Hannah Thomasy 26 January 20214 October 2021

Compounds in ancient plant leaves tell the story of how an extinction event shaped our planet’s ecosystems.

A researcher looks closely at a rocky cliff near the shoreline on Saint Helena.
Posted inNews

A Robust Proxy for Geomagnetic Reversal Rates in Deep Time

by Alka Tripathy-Lang 14 December 202027 January 2023

The strength of Earth’s magnetic field in the distant past can tell scientists whether the planet’s magnetic poles were steady or prone to frequent reversals.

Old Faithful geyser erupts in Yellowstone National Park
Posted inResearch Spotlights

Megadrought Caused Yellowstone’s Old Faithful to Run Dry

by J. Pinson 16 October 202014 February 2023

Scientists studying wood samples preserved by Old Faithful have determined that the famous geyser was dormant for several decades during the 13th century due to a megadrought.

Cave entrance with vegetation in background
Posted inNews

Bat Guano Traces Changes in Agriculture and Hurricane Activity

Katherine Kornei, Science Writer by Katherine Kornei 13 October 202010 March 2023

Researchers hiked and rappeled into two caves in Jamaica to collect over 40 kilograms of excrement.

A ship’s crew recovers the flotation sphere for an instrument mooring in the Irminger Sea
Posted inResearch Spotlights

Improving Proxy Representations of Ocean Properties

Aaron Sidder, freelance science writer by Aaron Sidder 18 September 20204 October 2021

Many oceanic properties are not directly observed but are instead estimated using proxy measurements. A new method uses physics-based correlations to reduce uncertainty in this relationship.

Wide image of a group of researchers looking through slabs of rock in a ditch in a dry paddock
Posted inNews

Ancient “Pickled” Leaves Give a Glimpse of Global Greening

by Kate Evans 3 September 202026 January 2023

A unique fossil lake bed in New Zealand has revealed insights into global climate under elevated levels of carbon dioxide but is now off-limits to scientists.

Map of Land subsidence predictions in the western United States obtained via machine learning
Posted inEditors' Highlights

Machine Learning Predicts Subsidence from Groundwater Pumping

by Marc F. P. Bierkens 17 August 202031 March 2023

Machine learning and data on aquifer type, sediment thickness, and proxies for irrigation water use has been used to produce the most comprehensive map of land subsidence in the western U.S. to date.

Image of Mount Elbrus in Russia
Posted inNews

Fragrances in an Ice Core Tell a Story of Human Activity

by Carolyn Wilke 6 August 202020 September 2023

An ice core from Europe’s highest peak contains scent-imparting molecules whose trends mirror the Soviet Union’s economic ups and downs.

Posts pagination

Newer posts 1 … 4 5 6 7 8 … 11 Older posts
A view of a Washington, D.C., skyline from the Potomac River at night. The Lincoln Memorial (at left) and the Washington Monument (at right) are lit against a purple sky. Over the water of the Potomac appear the text “#AGU24 coverage from Eos.”

Features from AGU Publications

Research Spotlights

Simplicity May Be the Key to Understanding Soil Moisture

23 May 202523 May 2025
Editors' Highlights

Creep Cavitation May Lead to Earthquake Nucleation

22 May 202521 May 2025
Editors' Vox

Decoding Crop Evapotranspiration

6 May 20256 May 2025
Eos logo at left; AGU logo at right

About Eos
ENGAGE
Awards
Contact

Advertise
Submit
Career Center
Sitemap

© 2025 American Geophysical Union. All rights reserved Powered by Newspack