Earthy Thursday is here — and what a bumper crop of planetary news! Mysterious moving rocks in Death Valley (their secret discovered!); more (much more!) on the Icelandic volcanic eruption; living green roofs that replace air conditioning *and* generate solar energy; indigenous land management in Brazil fights climate change; and a slide show of amazing holy temples nestled in nature. Enjoy your Thursday!
The "moving rocks" of the playa known as "the Racetrack" in Death Valley have been a mystery for decades. Now we know exactly what makes them move. (I'll admit, I didn't see this answer coming.)
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