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Scientific Discipline Chemical tracers

Geochemistry, Mineralogy, Volcanology
Researchers use cosmogenic isotopes to study ocean river transport.

Research Spotlight 23 August 2017

Tracing Land to Ocean River Transport with Cosmogenic Isotopes

Beryllium stored in marine sediments can help scientists study erosion and other environmental changes.
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Biogeosciences
Researchers try to better model the role of Arctic plants on nitrogen uptake.

Research Spotlight 20 June 2017

Tracking Nitrogen in Arctic Plants

Prevailing nutrient uptake models do not fit Arctic plants. Scientists test a new option that overcomes older models’ shortcomings.
Read More »
Ocean Sciences
Wedell Sea ice source of Antarctic bottom water

Research Spotlight 12 July 2016

How Do the Deep Waters of the Antarctic Form?

Researchers uncover new insights into the life cycle of water in the Antarctic region by measuring noble gas concentrations.
Read More »
Ocean Sciences

Research Spotlight 23 February 2016

Tracking Radioactive Cesium Released During Fukushima Disaster

Scientists probe the Pacific to determine how far the damage from one of the largest nuclear meltdowns in history extends.
Read More »
Hydrology, Cryosphere & Earth Surface

Project Update 11 August 2015

Small Rivers Could Have Big Impact on Arctic Ocean

The Mackenzie River carries the bulk of freshwater flow from North America's tundra to the North Atlantic. But what about the effects of smaller rivers from Canada's Arctic islands?
Read More »
Ocean Sciences

Research Spotlight 22 April 2015

Humans Greatly Increase Mercury Levels in the Ocean

A study of the natural cycle of mercury reveals that humans are to blame for a five- to sixfold increase in the oceanic concentrations of the potentially toxic element.
Read More »

1 Comment

Ocean Sciences

Research Spotlight 31 March 2015

Aquifers Spew More Pollution into Oceans Than Rivers

A new model makes a direct estimate of contaminants in submarine groundwater discharge.
Read More »

1 Comment

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Geophysical Research Letters

Tomography from 26 years of seismicity revealing that the spatial extent of the Yellowstone crustal magma reservoir extends well beyond the Yellowstone caldera

Jamie Farrell, et al

Highly Cited

Geophysical Research Letters

Evidence linking Arctic amplification to extreme weather in mid‐latitudes

Jennifer A. Francis, Stephen J. Vavrus

Hot Article

Journal of Geophysical Research: Biogeosciences

Variance and Rate‐of‐Change as Early Warning Signals for a Critical Transition in an Aquatic Ecosystem State: A Test Case From Tasmania, Australia

Kristen K. Beck, et al

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April 2018

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Ocean Sciences

News 18 April 2018

Scientists Examine Novel Options to Save Coral Reefs

Science Policy & Funding

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Former NASA Administrator Weighs in on New Space Agency Head

Geology & Geophysics

AGU News 9 hours ago

New Program Enables Scientists to Be Voices for Science

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Climate Change

Opinion 26 February 2018

Climate Models Are Uncertain, but We Can Do Something About It

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Climate Change

News 10 April 2018

Reversing Earth’s Spin Moves Deserts, Reshapes Ocean Currents

6 Comments

Science Policy & Funding

News 15 February 2018

Scientific Row over Renewables Leads to Free Speech Legal Fight

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Mathematical Geophysics

Editors’ Vox 25 April 2018

Deep Learning: A Next-Generation Big-Data Approach for Hydrology

Biogeosciences

Meeting Report 24 April 2018

How Paleofire Research Can Better Inform Ecosystem Management

Hydrology, Cryosphere & Earth Surface

Project Update 23 April 2018

Snowfall Rates from Satellite Data Help Weather Forecasters

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  • News
    • News & Features
    • Project Updates
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    • AGU News
    • Postcards from the Field
  • News from AGU Journals
    • Research Spotlights
    • Editors’ Highlights
    • Scientific Press Releases
  • Topics & Disciplines
    • Topics
      • Climate Change
      • Hazards & Disasters
      • Natural Resources
      • Science Policy
      • Space & Planets
      • Education
    • Scientific Disciplines
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      • Biogeosciences
      • Geochemistry, Mineralogy, Volcanology
      • Geohealth
      • Geology & Geophysics
      • Global Change
      • Hydrology, Cryosphere & Earth Surface
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