Contact: Eric Wolf
University of Colorado at Boulder
Caption: A new study by CU-Boulder researchers indicates a thick organic haze shrouding Earth several billion years ago was similar to the one now hovering over Saturnís largest moon, Titan (above) and may have protected primordial life on the planet from damaging ultraviolet radiation.
Credit: Image courtesy NASA/JPL/Space Science Institute.
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Related news release: Early Earth haze likely provided ultraviolet shield for planet, says CU-Boulder study