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CC BY-NC-ND 2019

A pool of meltwater sits on a vast continental glacier.
Posted inNews

Scientists Announce TiPES Project

by R. Blaustein 19 April 201922 April 2022

The European Tipping Points in the Earth System project is a multidisciplinary effort to clarify and explain the dynamics and thresholds of climate change tipping points.

AGU’s newly renovated net-zero energy headquarters building in Washington, D.C.
Posted inAGU News

AGU Honored with the First Clean Energy DC Award

Chris McEntee, executive director and CEO of AGU by Chris McEntee 18 April 20194 April 2023

AGU aspires to lead by demonstrating that a building on a tight urban footprint can operate on a net-zero energy basis while providing a productive and healthy place to work and meet.

A kneeling scientist extracts a sample from a glacier.
Posted inNews

Plastic Fragments Found for the First Time on a Glacier

Katherine Kornei, Science Writer by Katherine Kornei 18 April 201913 January 2022

The discovery, made in the Italian Alps, confirms the ubiquity of plastic pollution worldwide.

An X8.2-class solar flare
Posted inResearch Spotlights

Solar Flares Increase Radiation Risk on Commercial Aircraft

by E. Underwood 18 April 201919 September 2022

A new study quantifies how space weather may affect polar transcontinental flight.

Posted inEditors' Highlights

Distinguishing Pacific and Atlantic Contributions to the Arctic

by J. Sprintall 18 April 201912 January 2022

A semi-conservative tracer combining nitrate and dissolved oxygen is more accurate than traditional tracers in distinguishing between Atlantic and Pacific water mass contributions to the Arctic.

Satellite image of irrigation in the desert
Posted inNews

Looking for Climate Solutions Down in the Dirt

Bas den Hond, Science Writer by Bas den Hond 17 April 201920 October 2021

Geoengineering is more than orbiting mirrors and stratospheric aerosols. Innovative modeling considers the impact of no-till farming and radical irrigation.

Meltwater flows in a canyon around 30 meters deep in Greenland.
Posted inResearch Spotlights

Mapping Ice Algal Blooms from Space

by E. Underwood 17 April 20196 July 2022

Satellite data reveal how colorful algae are melting the Greenland ice sheet.

A flooded neighborhood in San Diego, California.
Posted inResearch Spotlights

If Precipitation Extremes Are Increasing, Why Aren’t Floods?

by Terri Cook 17 April 201915 February 2023

Improving our understanding of the relationship between changes in precipitation and flooding due to rising temperature is a new grand challenge for the scientific community, argue the authors of a recent commentary.

Unusual clouds over South Georgia Island
Posted inEditors' Vox

Atmospheric Gravity Wave Science in the Polar Regions

by T. Moffat-Griffin, M. Taylor, T. Nakamura, D. Murphy, J. V. Bageston and G. Jee 17 April 201929 March 2022

A joint special issue explores the potential of collaboration to help understand atmospheric gravity waves in the Polar Regions and their effect on global circulation.

A view from Lunar Orbiter 4 of the Orientale basin on the Moon.
Posted inResearch Spotlights

How the Moon Got Its Concentric Rings

by E. Underwood 16 April 201928 March 2023

A new study explores the origins of massive, multiringed lunar craters.

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