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Climate Change

Posted inScience Updates

Developing Climate Model Comparisons

by B. C. O’Neill, J.-F. Lamarque and D. Lawrence 12 December 20146 March 2023

Experimental Design for CMIP6: Aerosols, Land Use, and Future Scenarios;
Aspen, Colorado, 4–8 August 2014

Posted inScience Updates

Evaluating Modes of Variability in Climate Models

by A. S. Phillips, C. Deser and J. Fasullo 12 December 20147 July 2025

A new tool, the Climate Variability Diagnostics Package, evaluates climate models by examining how realistically they simulate the statistics of present-day climate, including its variability.

Posted inResearch Spotlights

Ocean Carbon Uptake More Variable Than Previously Thought

by E. Betz 9 December 201427 September 2022

Researchers create a global model of carbon dioxide absorbed by the ocean to get a better idea of how the greenhouse gas influences climate.

Posted inNews

Report Calls for Balancing Energy Security, Energy Equity, and Environmental Concerns

by Randy Showstack 9 December 201422 March 2023

Report focuses on the energy “trilemma” of energy security, energy equity, and environmental sustainability.

Posted inResearch Spotlights

Uncertainty in Deforestation’s Effects on Amazonian Climate

by C. Schultz 9 December 20142 November 2021

The strength of land-atmosphere coupling in a given model influences how it represents deforestation’s effects.

Posted inResearch Spotlights

A Dearth of Hurricanes Cannot Explain Maya Collapse

by C. Schultz 2 December 201429 September 2022

Mud layers in a stalagmite from a cave on the Yucatán Peninsula show hurricane activity was steady or elevated throughout the Maya collapse.

Posted inAGU News

AGU Hosts Amazon Hack-A-Thon at Fall Meeting

by T. McCarter 2 December 201430 May 2023

Fall Meeting attendees get rare opportunity at Amazon Hack-A-Thon event to tackle climate change issues.

Posted inNews

Report Addresses Timeline for Cutting Greenhouse Gas Emissions

by Randy Showstack 2 December 201416 March 2023

Levels of greenhouse gas emissions need to be limited by midcentury to keep within a 2°C increase, a new United Nations report states.

Ocean acidification in the Great Barrier Reef
Posted inResearch Spotlights

Ocean Acidification Worse in Coral Reefs

by E. Betz 2 December 201412 September 2022

The rate of ocean acidification in coral reefs outpaces the rise in carbon dioxide in Earth’s atmosphere.

Posted inNews

Lightning Strikes Predicted to Increase as Climate Warms

JoAnna Wendel, freelance science writer and illustrator by JoAnna Wendel 25 November 20147 March 2023

New study suggests that the frequency of lightning strikes will increase as the climate continues to warm.

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

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Making a Map to Make a Difference

11 February 202611 February 2026
Editors' Highlights

A New Way to Measure Quartz Strength at High Pressure

13 February 202612 February 2026
Editors' Vox

A Double-Edged Sword: The Global Oxychlorine Cycle on Mars

10 February 202610 February 2026
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