Fumarole
Any opening in the ground that emits hot steam or gas is a fumarole. Fumaroles are common on the flanks of volcanoes as well as in their craters and calderas. Extensive fumarole fields occur ...
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The Mars rover Spirit is racing against time to reach a resting spot for the winter after a giant dust storm drained much of its energy, scientists said Monday. Spirit has until Christmas to drive ...
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