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Costa Rica

Two people install a small seismometer in a tropical forest.
Posted inNews

Costa Rican Faults Quiver in Response to Distant Earthquakes

by Gillian Dohrn 4 January 20244 January 2024

Scientists found flurries of seismic activity within weak fault zones in Costa Rica after two giant ruptures elsewhere.

Un instrumento de monitoreo científico con una cubierta en forma de cúpula montado en un tripíe se encuentra en una franja de césped entre dos áreas boscosas.
Posted inResearch Spotlights

Los primeros eventos de deslizamiento lento observados en el sur de Costa Rica

Rachel Fritts, Science Writer by Rachel Fritts 20 November 202320 November 2023

Cinco eventos observados en la Península de Osa revelan nueva información sobre el papel que estos pequeños y lentos terremotos pueden desempeñar en la acumulación de tensión y riesgos de tsunami a lo largo de las zonas de subducción.

A scientific monitoring instrument with a dome-shaped cover mounted on a tripod sits in a grassy strip of land between two forested areas.
Posted inResearch Spotlights

The First Slow-Slip Events Seen off Southern Costa Rica

Rachel Fritts, Science Writer by Rachel Fritts 23 October 202320 November 2023

Five events observed off the Osa Peninsula shed new light on the role that these small, slow earthquakes can play in strain accumulation and tsunami hazards along subduction zones.

Gloved hands hold a dark chunk of rock, a part of the Aguas Zarcas meteorite.
Posted inNews

Tiny “Pancakes” Suggest Some Asteroids May Stay Active

Damond Benningfield, Science Writer by Damond Benningfield 22 September 202222 September 2022

Analysis of a meteorite that fell in Costa Rica shows that its parent body may resemble the asteroid Bennu.

La Selva Biological Station, located in Costa Rica.
Posted inResearch Spotlights

Drop in Rain Forest Productivity Could Speed Future Climate Change

Rachel Fritts, Science Writer by Rachel Fritts 12 January 20227 July 2022

As temperatures rise, tropical forests will become more stressed and photosynthesize less.

Researchers make final adjustments to drones that will measure volcano gas emissions to improve eruption forecasting science.
Posted inScience Updates

Drones Swoop in to Measure Gas Belched from Volcanoes

by F. D’Arcy, J. Stix, J. M. de Moor, J. Rüdiger, J. A. Diaz, A. Alan and E. Corrales 25 July 201811 January 2022

A team of volcanologists, chemists, physicists, and engineers from around the world test novel techniques at Central America’s two largest degassing volcanoes.

Laguna Caliente in Costa Rica
Posted inNews

Scientists Discover an Environment on the Cusp of Habitability

Katherine Kornei, Science Writer by Katherine Kornei 25 May 201824 February 2022

A volcanically heated Costa Rican lake hosts only one type of organism, suggesting that its Mars-like environment is just barely capable of supporting life.

A view of a Washington, D.C., skyline from the Potomac River at night. The Lincoln Memorial (at left) and the Washington Monument (at right) are lit against a purple sky. Over the water of the Potomac appear the text “#AGU24 coverage from Eos.”

Features from AGU Publications

Research Spotlights

Simplicity May Be the Key to Understanding Soil Moisture

23 May 202523 May 2025
Editors' Highlights

Creep Cavitation May Lead to Earthquake Nucleation

22 May 202521 May 2025
Editors' Vox

Decoding Crop Evapotranspiration

6 May 20256 May 2025
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