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Latest Jim Johnstone Stories

California Redwoods Reveal Coastal Climate History
2013-10-30 09:05:31

California's iconic redwood trees can provide a glimpse into historic coastal climate conditions using a novel method for analyzing the wood’s oxygen and carbon content.


Word of the Day
aphotic
  • Having no light.
  • Of or relating to the region of a body of water that is not reached by sunlight and in which photosynthesis is unable to occur.
The word 'aphotic' comes from Greek roots meaning 'without' and 'light'.
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