Roughly 1,500 years ago, the Tierra Blanca Joven eruption blanketed Central America in ash and likely displaced Maya settlements, new research shows.
fieldwork
Posted inNews
Afghanistan’s Blob Hunters
How a first-of-its-kind team of Afghan scientists and engineers helped make a monolithic discovery.
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Podcast: A Tale of Two Journeys
In the latest episode of its Centennial series, AGU’s Third Pod from the Sun tells the story of two parties journeying to the South Pole in 1911 and the extraordinary impact that weather had on their travels.
Posted inFeatures
The Search for the Severed Head of the Himalayas
To unearth the very first sediments to erode from the Himalayas, a team of scientists drilled beneath the Bay of Bengal.
Posted inOpinions
Science in This Century Needs People
An ecologist built an army of beach surveyors over 20 years and now has the world’s largest data set of marine bird mortality informing climate change and disaster studies.
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Ice Drove Past Indo-Pacific Climate Variance
Researchers used both terrestrial and marine proxy data to reconstruct the dramatic and dynamic climatic changes.
Posted inScience Updates
Strategies for Conducting 21st Century Oceanographic Research
Planning a research cruise requires extensive coordination among research teams, ship operators, funding agencies, logistics companies, and international government entities.
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Atacama Desert’s Unprecedented Rains Are Lethal to Microbes
Rainfall in the driest parts of Chile’s Atacama Desert in 2017 resulted in hypersaline lagoons that killed the majority of microbes adapted to millions of years of arid conditions.
Posted inScience Updates
Exploring the Unknown of the Ross Sea in Sea Ice–Free Conditions
A team of polar scientists aboard the OGS Explora, cruising in rare ice-free conditions, discovered new evidence of ancient and modern-day ice sheet sensitivity to climatic fluctuations.
Posted inResearch Spotlights
Wind Speed Governs Turbulence in Atmospheric Inversions
Measurements made during a field campaign in Idaho indicate that the speed of winds 2 meters above Earth’s surface determines the type of turbulence present in nighttime inversions.