Earth’s global magnetic field likely dates back billions of years and is a barrier against cosmic radiation. What roles has it played in the planet’s biosphere?
Science Updates
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A Fresh Perspective on Intricate Volcanic Plumbing Systems
Combining commercial hydrocarbon and mineral exploration data with novel academic research and modeling capabilities helps answer key questions about underground magma systems.
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Collaborative Graduate Student Training in a Virtual World
With higher education increasingly moving online, a 3-year-old interinstitutional graduate student training program offers a model for universities to pool resources and expand course offerings.
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A Pandemic Pivot in Earth Science Outreach and Education
For some educators, restrictions imposed by COVID-19 created space for innovation and affirmed the value of online tools and learning environments for increasing access to and engagement with science.
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Planetary Cave Exploration Progresses
Terrestrial caves offer scientific and engineering insights and serve as testing grounds for future forays by humans and robots into caves on other worlds.
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By Land or Sea: How Did Mammals Get to the Caribbean Islands?
A multidisciplinary team is jointly investigating mammal evolution and subduction dynamics to unravel how flightless land mammals migrated to the Greater Antilles and other Caribbean islands.
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Reimagining the Colorado River by Exploring Extreme Events
Workshops exploring environmental, social, and political scenarios to prepare for negotiating new Colorado River water management guidelines took on added realism when the COVID-19 pandemic started.
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Advancing AI for Earth Science: A Data Systems Perspective
Tackling data challenges and incorporating physics into machine learning models will help unlock the potential of artificial intelligence to answer Earth science questions.
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Reaching Consensus on Assessments of Ocean Acidification Trends
Scientists are working to establish a common methodology for evaluating rates of change in—and the various mechanisms that affect—acidification across ocean environments.
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Torrential Rains and Poor Forecasts Sink Panama’s Infrastructure
Scientists are working to improve the forecasting of heavy rains in Panama following several events over the past decade that caused substantial flooding and damage.