American Geophysical Union (AGU)

10/09/2026

Aimed at scientists and engineers, ‘Decision-Making for Earth Resource Development: Quantifying Uncertainty’ provides a mathematical roadmap based on axioms, definitions, and algorithms for practical and reproducible decision-making around subsurface resources.

📘 Browse the book: http://spklr.io/6184EpxPk

10/08/2026

🗳️ Elections matter more than ever this year.

The decisions made by voters will help shape policies on water quality, climate mitigation, disaster preparedness, and other science issues that affect not only the United States, but communities around the world.

This election includes:
· 435 U.S. House seats
· 35 U.S. Senate seats
· 36 governor races
· 30 attorney general races
· State legislative elections across the country

📍 Early voting is underway in many states, and Election Day is approaching. To check your voter registration status, find your polling place, or learn how to register, visit ScienceVotesTheFuture.org

🗣️ Make a plan to vote. Make your voice heard.
https://sciencevotesthefuture.org/

10/08/2026

What creature made these strange hexagonal patterns in ancient ocean floors? Scientists think they finally know. 🧪

Arthropods, with harder bodies and better cognition than some other candidates, seem to be the most likely culprit.

10/07/2026

🚀Space science helps us better understand Earth, our solar system and the universe beyond. From monitoring climate and weather to exploring distant worlds, discoveries in space science strengthen life here on Earth.

This , we celebrate the researchers and missions expanding humanity’s understanding of space and our planet.

10/06/2026

Round 1 Vanishing Water Towers:
💧 Semliki River VS Indus River
💧 Rhone River VS East River
💧 Niwot Ridge LTER* VS Upper Penticton
💧 Cluthu/Mata-Au River VS Jatunhuayco River

*Edit: The Niwot Ride River was a typo - the correct name should be Niwot Ridge LTER

Voting ends October 7th!

🎉 River Cup 2026 is now live!! 🎉

This years categories all relate to :warning: anthropogenic threats :warning: facing global rivers.

Head over to the H3S website and click 'River Cup' tab to learn facts about these remarkable rivers and ☑️ VOTE ☑️ for which one you think should be crowned this year's most remarkable river system!

Access River Cup here:
www.agu-h3s.org/river cup
Or through the link in our bio

10/05/2026

Modeling the dust, pollen, smoke particles, and other aerosols in our atmosphere can help researchers understand air quality and predict the weather. New research could make it easier.

A new method for handling satellite aerosol observations boosts simulation accuracy, with potential benefits for weather and climate forecasting.

10/05/2026

Giving corals their own umbrellas can prevent—and even reverse—bleaching during heat waves. 🏖️

When corals get too hot, the algae that feed them can disappear, leaving them bleached. Blocking the Sun could help.

10/02/2026

Peat bogs are weird and wonderful repositories of Earth science, history, and ecology—and a great theme for the October issue of .

https://eos.org/agu-news/science-on-repeat-peat-peat

Read more: https://eos.org/themes/secrets-in-the-peat

10/02/2026

🚨Volunteer reviewers needed for the Outstanding Emerging Presenters (OEP) Program! Final day to sign up! Register now.

As a volunteer reviewer, you will be providing feedback to students and first-time presenters this November, in advance of AGU26. The time commitment is small but will have a significant impact for these emerging presenters. You do not need to attend the Annual Meeting to volunteer.

📲 Register here: http://spklr.io/6184EpdsG

10/02/2026

🚨 LAST CHANCE! Today is the last day to enter the AGU26 Mascot Naming Contest.

🐺 Submit your name idea by 2 October for a chance to win an AGU coyote of your own: http://spklr.io/6181ETN53