• Space/Science
  • GeekSpeak
  • Mysteries of
    the Multiverse
  • Science Fiction
  • The Comestible Zone
  • Off-Topic
  • Community
  • Flame
  • CurrentEvents

Recent posts

Starfall BuckGalaxy June 2, 2026 6:30 pm (Space/Science)

It keeps getting worse... BuckGalaxy June 2, 2026 3:11 pm (Flame)

Starship Troopers on the Moon BuckGalaxy June 2, 2026 2:51 pm (Space/Science)

Musk wants self-sustaining space colonies BuckGalaxy May 31, 2026 6:11 pm (Space/Science)

Federal judge reopens Trump’s IRS case and demands to know if her court was defrauded. BuckGalaxy May 29, 2026 10:38 pm (Flame)

Ukraine winning the war BuckGalaxy May 29, 2026 11:14 am (CurrentEvents)

New Glenn explodes in big setback for Blue Origin BuckGalaxy May 28, 2026 7:54 pm (Space/Science)

Firefly set to visit Gruithuisen Domes BuckGalaxy May 28, 2026 4:32 pm (Space/Science)

Trump threatens another ally BuckGalaxy May 27, 2026 5:56 pm (CurrentEvents)

NASA Scientists Discover Material That Could Protect Jet Engines And Moon Equipment BuckGalaxy May 25, 2026 12:36 pm (Space/Science)

SEASON 5 - FOR ALL MANKIND BuckGalaxy May 24, 2026 11:28 pm (Science Fiction)

Trump's impulsive, ill-advised war has screwed the world BuckGalaxy May 19, 2026 1:46 pm (CurrentEvents)

Home » Space/Science

Maybe not a greenhouse effect after all? May 1, 2012 7:12 pm ER

Could the Permian extinction (95% of all marine species,252 million years ago) been the result of ocean acidity levels provoked by volcanic activity?

http://www.nytimes.com/2012/05/01/science/new-studies-of-permian-extinction-shed-light-on-the-great-dying.html

Atmospheric CO2 levels monitored at Mauna Loa Observatory, over the last half-century:

http://www.esrl.noaa.gov/gmd/ccgg/trends/

.

  • Ancient CO2 levels by TB 2012-05-01 19:32:22
    • I can correlate for ya it right here. by ER 2012-05-01 20:26:35
      • And no human beings, cultures and civilizations existed then. by bowser 2012-05-01 19:50:54
        • The question is why these much higher CO2 levels didn't make the oceans a lot more hostile to life 500 million years ago than during the Great Extinction? by TB 2012-05-01 20:06:30
          • You're right, I'm left (she's gone). Elvis Presley by bowser 2012-05-01 20:43:11
            • The answer to your question... by ER 2012-05-01 20:34:55
              • PS by ER 2012-05-01 20:44:21

        Search

        The Control Panel

        • Log in
        • Register