ENVIRONMENT

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Punxsutawney Phil predicts the length of winter on Groundhog Day.
Take a look back at where winter was and wasn't, including a few snowy surprises.
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pine island glacier ice shelf, ice shelf crack, Antarctic glacier crack, satellite pictures, Antarctic ice, ice berg calving
This ice plain is breaking up and a new iceberg will be born.
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moving lakes, traveling lakes, george vi ice shelf, george 6 ice shelf, antarctic lakes, lakes in antarctica, moving lakes in Antarctica, meltwater, ice shelves, antarctic ice shelves, climate change, global warming, ice shelf breakup
Mysterious lakes may offer help in studying climate change effects.
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The sun's activity recently picked up, as shown here in this image of a massive eruption on its surface on Jan. 23. As part of its 11-year cycle, the sun is now ramping up, after an unusually long lull.
A quiet sun didn't stop the Earth from absorbing more energy than it released back into space.
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