Dust in the Earth system

Dust is a powerful thing. Not the stuff that we wipe off the coffee table on a regular basis, but the tiny particles floating around in the earth's atmosphere, which originate primarily from deserts in North Africa and the ...

New depth map of the Arctic Ocean

An international team of researchers has published the most detailed submarine map of the Arctic Ocean. The study, by Miquel Canals, José Luis Casamor and David Amblàs from the Consolidated Research Group on Marine Geosciences ...

Some high-threat volcanoes are severely understudied: Study

The Cascade Volcanic Arc stretches from Northern California to southern British Columbia and contains more than a dozen volcanoes. The U.S. Geological Survey classifies 11 of them, including Mount Baker and Mount Hood, as ...

Mercury's surprising core and landscape curiosities

(PhysOrg.com) -- On March 17, the tiny MESSENGER spacecraft completed its primary mission to orbit and observe the planet Mercury for one Earth-year. The bounty of surprises from the mission has completely altered our understanding ...

Lakes worldwide are experiencing more severe algal blooms

The intensity of summer algal blooms has increased over the past three decades, according to a first-ever global survey of dozens of large, freshwater lakes, which was conducted by Carnegie's Jeff Ho and Anna Michalak and ...

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