• About
  • Special Reports
  • Topics
    • Climate
    • Earth Science
    • Oceans
    • Space & Planets
    • Health & Ecosystems
    • Culture & Policy
    • Education & Careers
    • Opinions
  • Projects
    • Postcards From the Field
    • ENGAGE
    • Editors’ Highlights
    • Editors’ Vox
    • Eos en Español
    • Eos 简体中文版
    • Print Archive: 2015–2025
  • Policy Tracker
  • Blogs
    • Research & Developments
    • The Landslide Blog
  • Newsletter
  • Submit to Eos
  • AGU.org
  • Career Center
  • Join AGU
  • Give to AGU
  • About
  • Special Reports
  • Topics
    • Climate
    • Earth Science
    • Oceans
    • Space & Planets
    • Health & Ecosystems
    • Culture & Policy
    • Education & Careers
    • Opinions
  • Projects
    • Postcards From the Field
    • ENGAGE
    • Editors’ Highlights
    • Editors’ Vox
    • Eos en Español
    • Eos 简体中文版
    • Print Archive: 2015–2025
  • Policy Tracker
  • 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
  • Special Reports
  • Topics
    • Climate
    • Earth Science
    • Oceans
    • Space & Planets
    • Health & Ecosystems
    • Culture & Policy
    • Education & Careers
    • Opinions
  • Projects
    • Postcards From the Field
    • ENGAGE
    • Editors’ Highlights
    • Editors’ Vox
    • Eos en Español
    • Eos 简体中文版
    • Print Archive: 2015–2025
  • Policy Tracker
  • Blogs
    • Research & Developments
    • The Landslide Blog
  • Newsletter
  • Submit to Eos

ecosystems

Rings of bare sand surround dozens of individual coral reefs in the Red Sea.
Posted inNews

Mysterious Coral Reef Halos Can Be Seen from Space

Mary Caperton Morton, Science Writer by Mary Caperton Morton 3 May 201923 February 2023

Grazing rings around reefs have the potential to be used as a tool for monitoring reef health, but first, scientists have to figure out what factors govern halo size differences.

Black sea bass swimming above a coral reef
Posted inNews

Global Warming Hits Marine Life Hardest

Mary Caperton Morton, Science Writer by Mary Caperton Morton 2 May 201916 February 2023

The lack of thermal refugia in the ocean means marine life has nowhere to escape from rising sea temperatures.

A stream flowing down a valley
Posted inResearch Spotlights

Modeling River Boulders to Improve Hydropower Sustainability

Aaron Sidder, freelance science writer by Aaron Sidder 30 April 20199 March 2023

Large stones in streams provide crucial habitat for fish. Modeling the boulders and streamflow offers fresh insights into how water engineering projects alter aquatic habitats.

Tracers of ecosystem respiration
Posted inResearch Spotlights

Understanding Stream Metabolism with Reactive Tracers

Aaron Sidder, freelance science writer by Aaron Sidder 29 April 20197 March 2022

When the blue dye resazurin encounters living microorganisms, it transforms into fluorescent pink resorufin and helps scientists understand ecosystem respiration, but it has its limitations.

Citizen Scientist Inspects gray Northern Fulmar carcass
Posted inOpinions

Science in This Century Needs People

by Julia Parrish 22 April 201918 April 2023

An ecologist built an army of beach surveyors over 20 years and now has the world’s largest data set of marine bird mortality informing climate change and disaster studies.

Scientists in Arctic
Posted inNews

The Ice Nurseries of the Arctic Are Melting

Jenessa Duncombe, Staff Writer by Jenessa Duncombe 11 April 20194 April 2023

Ice formed in coastal nurseries along Russia’s Arctic coast is melting before it can float far offshore. Scientists are worried about what that means for wildlife.

The moon rises behind a tree in the Ancient Bristlecone Pine Forest in California
Posted inResearch Spotlights

Topography and Microclimate Shape Tree Ring Growth

Aaron Sidder, freelance science writer by Aaron Sidder 25 March 201915 October 2021

Wizened bristlecone pines in California reveal past climate trends, and new research shows how slight variations in landscape position drive different growth patterns in trees’ annual rings.

A dummy instrument familiarizes a resident with the critical zone observatory project collecting data near his home.
Posted inScience Updates

Monitoring Ecosystem Health in India’s Food Basket

by S. Gupta, S. H. Karumanchi, S. K. Dash, S. Adla, S. Tripathi, R. Sinha, D. Paul and I. S. Sen 20 March 20196 February 2023

A new critical zone observatory in India’s Ganga Basin helps researchers and farmers understand and improve the ways that human activities shape environmental processes.

Seamap Australia assists efforts to protect species like the critically endangered spotted handfish.
Posted inScience Updates

Making the First National Seafloor Habitat Map

by V. Lucieer, C. Johnson and N. Barrett 11 March 20196 February 2023

Seamap Australia integrates seafloor maps with information on plant and animal habitats, environmental stressors, and resource management to create a first-of-its-kind resource.

A satellite image of the Gulf Stream slicing across a turbulent western North Atlantic Ocean
Posted inResearch Spotlights

Eddies Influence Productivity in the Subtropical Open Ocean

Sarah Stanley, Science Writer by Sarah Stanley 13 February 201920 July 2022

Ocean eddies may help recycle nutrients within giant current systems that encircle “desert” surface waters.

Posts pagination

Newer posts 1 … 23 24 25 26 27 … 34 Older posts
Over a dark blue-green square appear the words Special Report: The State of the Science 1 Year On.

Features from AGU Publications

Research Spotlights

What Australian Lakes Showed Us About Martian Hydrology

27 July 202627 July 2026
Editors' Highlights

Enhancing Induced Seismicity: A New Window into Earthquake Physics

28 July 202627 July 2026
Editors' Vox

The Hidden Costs of Mining River Sand

27 July 202627 July 2026
Eos logo at left; AGU logo at right

About Eos
ENGAGE
Awards
Contact

Advertise
Submit
Career Center
Sitemap

© 2026 American Geophysical Union. All rights reserved Powered by Newspack