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Speeding glaciers drive half a century of polar ice loss

The longest satellite record ever assembled shows that Greenland and Antarctica have lost 11.3 trillion metric tons of ice since the 1970s, raising global sea level by more than 3 centimeters (1.2 inches)—and that most of the loss has come from glaciers flowing faster into the ocean, not from melting at the surface.

Speeding glaciers drive half a century of polar ice loss

We haven't written up this one. Phys.org has the full story — the link below goes straight to it.

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Purple swirls on the Red Planet

This image shows a prominent ice cliff near Mars’s south pole. With striking swirls of purple, pink and red, it’s a far cry from the colour palette we usually associate with the Red Planet.

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