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This week from AGU: Indian Ocean warming, 2 data blogs, debris flow video, & 2 new papers

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GeoSpace

Rapid warming over the Indian Ocean reduces marine productivity

Increasing water temperatures in the Indian Ocean are taking a toll on the marine ecosystem, according to a new study published in Geophysical Research Letters. Researchers suggest rapid warming in the Indian Ocean has reduced marine phytoplankton up to 20 percent during the past six decades.

Going digital: Building a better geological map of Alaska

In the early 1900s, before Alaska was part of the United States, geologists roamed this northern territory on foot and horseback, noting its features and terrain on hand-drawn maps. Nearly 100 years later in 1996, U.S. Geological Survey (USGS) research geologist Frederic Wilson and a dozen colleagues created the first fully digitalized geological map of Alaska.

On Twitter, oceanographers show deep appreciation for data-collection device

On Friday, while many people were tracking the progress of the winter storm bearing down on the eastern United States, oceanographers were rummaging through their fieldwork photos for images of CTDs to share on Twitter in honor of #CTDAppreciationDay.

The Landslide Blog

The greatest ever debris flow video? Aconcagua in Argentina

Dave Petley nominates this landslide footage, located on the flanks Aconcagua in Argentina, for "greatest ever debris flow video." It starts slowly, but hang in there!

Eos.org

Arctic research on thin ice: consequences of Arctic Sea ice loss

Scientists embarked on a 6-month expedition in the Arctic Ocean to study the thinning sea ice cover, improve our understanding of sea ice loss effects, and help predict future changes.

New research papers

The northward march of summer low cloudiness along the California coast, Geophysical Research Letters

The Global Positioning System constellation as a space weather monitor: Comparison of electron measurements with Van Allen Probes data, Space Weather

Find research spotlights from AGU journals and sign up for weekly E-Alerts, including research spotlights, on eos.org. Register for access to AGU journal papers in the AGU newsroom.

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