The Atacama Desert – Another World

We previously featured the fascinating Atacama Desert in 2008′s desert week, but to round off this year’s Desert Week we’ve decided to take another tour for those that missed this unique location the first time around. The Atacama desert in South America is the driest desert in the world, and scientists often compare it to the arid surface of Mars. This place is so dry that weather stations collect an average rainfall is just 1 millimetre (0.04 in) per year in some regions, while mountains in other areas show no signs of even having prehistoric glaciers… ever. NASA…

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