3 ms·

It is interesting - whats the validity of the historic data? Theres clearly some consistent patterns if that data is to be trusted.

• jbaczuk 3y ago
  Ice cores: https://www.methanelevels.org/#sources https://www.methanelevels.org/#sources
  • djfobbz 3y ago
    Though scientific, it's still a guesstimate and not factual data.
    • barbazoo 3y ago
      > Changes in past atmospheric methane concentrations are determined by measuring the composition of air trapped in ice cores from Antarctica. measurement, not "guesstimate"
    • itishappy 3y ago
      Right, like every measurement humanity has ever made.
    • deleted 3y ago
      [deleted]
• mdavidn 3y ago
  The historical data is based on an analysis of air bubbles trapped in Antarctic ice cores.