• 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

C. Hu

Secchi reading by Tim Plude on Wisconsin’s Lake Tomahawk, October 2012.
Posted inOpinions

Global Water Clarity: Continuing a Century-Long Monitoring

by Z. Lee, R. Arnone, D. Boyce, B. Franz, S. Greb, C. Hu, S. Lavender, M. Lewis, B. Schaeffer, S. Shang, M. Wang, M. Wernand and C. Wilson 7 May 201814 February 2023

An approach that combines field observations and satellite inferences of Secchi depth could transform how we assess water clarity across the globe and pinpoint key changes over the past century.

Fish that suffocated from a red tide in Florida’s coastal ocean wash up onshore.
Posted inScience Updates

Coastal Observations from a New Vantage Point

by J. Salisbury, C. Davis, A. Erb, C. Hu, C. Gatebe, C. Jordan, Z. Lee, A. Mannino, C. B. Mouw, C. Schaaf, B. A. Schaeffer and M. Tzortziou 14 November 201614 February 2023

The NASA Geostationary Coastal and Air Pollution Events satellite mission plans to keep an eye on short-term processes that affect coastal communities and ecosystems.

Tobago 2015 Sargassum beaching
Posted inFeatures

Sargassum Watch Warns of Incoming Seaweed

by C. Hu, B. Murch, B. B. Barnes, M. Wang, J.-P. Maréchal, J. Franks, D. Johnson, B. Lapointe, D. S. Goodwin, J. M. Schell and A. N. S. Siuda 2 September 20164 January 2024

The Sargassum Watch System processes satellite data and feeds results to a Web portal, giving decision makers timely information on seaweed location and warnings for potential beaching events.

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

Scientists Reveal Hidden Heat and Flood Hazards Across Texas

16 May 202516 May 2025
Editors' Highlights

Revised Emissions Show Higher Cooling in 10th Century Eruption

16 May 202515 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