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Planetary Sciences

Research Spotlight 25 June 2018

The Case of the Missing Lunar Heat Flow Data Is Finally Solved

Decades-old data analyzed for the first time suggest that astronauts’ disturbance of the Moon surface increased solar heat intake, warming the ground below.

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Hydrology, Cryosphere & Earth Surface

Research Spotlight 15 June 2018

A Closer Look at Turbulent Transport in Gravel Streambeds

Lab-built streams reveal new insights into turbulence-driven exchange of dissolved substances between stream water and sediments below.

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Geochemistry, Mineralogy, Volcanology

Research Spotlight 23 May 2018

Magma Flow in a Major Icelandic Eruption

Mechanical modeling suggests that previous, undetected eruptions released tectonic stress near the ice-covered Bárðarbunga volcano.

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Planetary Sciences

Research Spotlight 25 April 2018

Capturing Structural Changes of Solar Blasts en Route to Earth

Comparison of magnetic field structures for 20 coronal mass ejections at eruption versus Earth arrival highlights the importance of tracking structural evolution to refine space weather predictions.

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Natural Hazards

Research Spotlight 20 April 2018

Fossilized Caribbean Corals Reveal Ancient Summer Rains

Isotope records and climate modeling suggest that the rainy Intertropical Convergence Zone expanded northward into the southern Caribbean during a warm interglacial period about 125,000 years ago.

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Ocean Sciences

Research Spotlight 11 April 2018

Scientists Discover New Ocean Current off Madagascar

The warm and salty Southwest Madagascar Coastal Current influences upwelling that supports rich marine ecosystems along the southern coast.

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Climate Change

Research Spotlight 9 April 2018

How Ice Rafting Events Affect Asian Monsoon Hydroclimate

Cave stalagmites provide isotopic evidence that Bond events and Heinrich events have more variable effects on Asian monsoon hydroclimate during the last glacial period than during the Holocene.

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Climate Change

Research Spotlight 21 March 2018

Next-Generation Climate Models Could Learn, Improve on the Fly

Scientists propose development of new models that use machine learning techniques to reduce uncertainties in climate predictions.

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Biogeosciences

Research Spotlight 16 March 2018

Carbon Release from Permafrost Erosion Along the Yukon Coast

New findings highlight the need to account for large amounts of ground ice contained in frozen soil when assessing Arctic carbon cycling.

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Geology & Geophysics

Research Spotlight 9 February 2018

Acoustic Imaging of Oceanic Mixing in the Gulf of Mexico

Detailed analysis of acoustic reflections suggests that vertical mixing of oceanic water is enhanced at greater depths, thanks to weak stratification and the roughness of the seabed.

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