How are the data calculated? Where are they coming from? Polar coring? Historic measurements (how old can you go)?
I believe it's the Dome C ice core. Vostok only goes back 400,000 years or so, IIRC.
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I belive a very import goal for science, transversally, is to make data publicly available with a standard structure and with comments. Better if the data is raw. That is important to communicate at any levels sensibilizing everyone
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