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ecosystems

Herders and their yaks in the Nyainqêntanglha mountain range in central Tibet
Posted inResearch Spotlights

Mountain Ecosystems and Communities Face Challenges Worldwide

Sarah Stanley, Science Writer by Sarah Stanley 5 June 20191 March 2023

An unprecedented global assessment examines climate, economic, and governance threats to mountain systems and the benefits they provide, suggesting pathways toward sustainability.

Fishes swim in a coral reef
Posted inNews

Damselfish in Distress?

Mara Johnson-Groh, Science Writer by Mara Johnson-Groh 31 May 201918 March 2022

Noise pollution may be changing how some species of fish develop.

A common frog, Rana temporaria
Posted inNews

Leaping Global Temperatures Make Frog Disease Deadlier

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 17 May 20199 September 2024

Climate change will shift the warmest months, when disease rates spike, into tadpole season, which could endanger the long-term survival of common frogs.

Tara Oceans expedition ship in the Arctic
Posted inNews

Marine Virus Survey Reveals Biodiversity Hot Spots

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 3 May 201918 October 2022

Ocean samples collected from around the world produced a twelvefold increase in the number of marine viruses known. A portion of the Arctic Ocean has “surprisingly high diversity.”

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.

Posts pagination

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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

The Ocean Circulation That Persists Even After a Key AMOC Component Fails

13 October 202613 October 2026
Editors' Highlights

Limits of Satellite Detection of Extreme Carbon Cycle Events

7 October 20267 October 2026
Editors' Vox

Where Fire Ends, Chemistry Begins

30 September 202630 September 2026
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