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cool tools

Plot showing the distribution of magnitudes (blue) and positive magnitude differences (red) for aftershocks of the 2019 M7.1 Ridgecrest California earthquake
Posted inEditors' Highlights

A New Robust Estimator of Earthquake Magnitude Distribution

by Agnes Helmstetter 19 March 20215 December 2022

The b-value, which describes the fraction of large versus small earthquakes, is less sensitive to transient changes in detection threshold and may improve the detection of precursory changes.

Two engineers talk in front of a bridge while holding a schematic
Posted inNews

Seven Ways PIs Can Counteract Systemic Bias Right Now

Jenessa Duncombe, Staff Writer by Jenessa Duncombe 12 March 20218 October 2021

Principal investigators are the monarchs of their science kingdoms. Here are seven things they can do for the betterment of the realm—ehrm, lab group.

Cutaway view of a rocky planet’s layered interior structure with a nebula in the background
Posted inNews

Superlasers Shed Light on Super-Earth Mantles

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 10 March 202130 September 2021

By compressing iron oxide to pressures expected inside a large and rocky exoplanet, scientists discovered that such mantles could layer, mix, and flow in ways very different from those inside our planet.

Two maps of the Missouri river basin showing estimates of river discharge in a hydrological model (top) and when the model incorporates satellite data (bottom).
Posted inEditors' Highlights

Gauging Ungauged River Basins with Smart Remote Sensing

by Marc F. P. Bierkens 10 March 202115 March 2023

A clever combination of hydrologic modelling and discharge estimates from the Landsat satellite provides good discharge estimates throughout the Missouri river basin.

Rock pick, compass, and other tools of geology on a table with a map in the background
Posted inNews

Teaching Geoscience History in Context

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 9 March 20218 October 2021

The history of geoscience is filled with racist ideology and problematic foundational figures. A new set of modules aims to help educators by offering more inclusive context for inequities in the field today.

The Trans-Alaska Pipeline stretches through a green, rural landscape.
Posted inNews

The Surprising Source of Greenhouse Gas Emissions

Sarah Derouin, Science Writer by Sarah Derouin 1 March 202129 September 2021

Changing the way emissions are tallied may help litigators focus on the worst climate offenders and shape mitigation.

A hand holding a glass sphere through which a forest is visible
Posted inNews

A Promising Forecast for Predictive Science

by M. Stonecash 25 February 202120 October 2022

A new U.S. Geological Survey report outlines how emerging technologies and cross-disciplinary collaborations are expected to empower new tools for managing hazards and resources.

An antenna setup towers over a residential house in Los Angeles, Calif.
Posted inScience Updates

Amateur Radio Operators Help Fill Earthquake Donut Holes

by David J. Wald, V. Quitoriano and O. Dully 22 February 202117 April 2023

Ham radio networks gear up to provide real-time, on-the-ground information about earthquake shaking and damage when other communication pathways are knocked out of commission.

A close-range view of coastal cliffs with adjacent beach. A sign warns visitors of rocks falling from above.
Posted inNews

Weighing Inputs of Waves and Precipitation to Coastal Erosion

by Jady Carmichael 19 February 202115 November 2021

Conducting weekly lidar surveys of coastal cliffs for 3 years enabled a California team of coastal erosion researchers to quantify and separate marine effects from subaerial effects.

Equipment belonging to the Case Western Reserve University amateur radio club
Posted inFeatures

Ham Radio Forms a Planet-Sized Space Weather Sensor Network

by K. Collins, D. Kazdan and N. A. Frissell 9 February 20216 June 2022

For researchers who monitor the effects of solar activity on Earth’s atmosphere, telecommunications, and electrical utilities, amateur radio signals a golden age of crowdsourced science.

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Over a dark blue-green square appear the words Special Report: The State of the Science 1 Year On.

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8 May 202612 May 2026
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The Impact of Advocacy: American Geophysical Union’s Days of Action

14 May 202613 May 2026
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