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Oil Recovery May Have Triggered Texas Tremors

ananyo writes "First came reports of earthquakes caused by hydraulic fracturing and the reinjection of water during oil and gas operations. Now U.S. scientists are reporting tremors may have been caused by the injection of carbon dioxide during oil production. The evidence centers on a sudden burst of seismic activity around an old oil field in the Permian Basin in northwest Texas. From 2006 to 2011, after more than two decades without any earthquakes, seismometers in the region registered 38 tremors, including 18 larger quakes ranging from magnitude 3 to 4.4, scientists report in the Proceedings of the National Academy of Sciences. The tremors began just two years after injections of significant volumes of CO2 began at the site, in an effort to boost oil production. 'Although you can never prove that correlation is equal to causation, certainly the most plausible explanation is that [the tremors] are related to the gas injection,' says Cliff Frohlich, a seismologist at the University of Texas Institute for Geophysics in Austin, who co-authored the study."

6 of 172 comments (clear)

  1. Plausible Explanation? by Anonymous Coward · · Score: 5, Funny

    Graboids!

    captcha: "bedrock".. Lol.

  2. Re:Spelling! by i+kan+reed · · Score: 4, Funny

    He meant as opposed to "outvironment" which is all that environment that's outdoors like birds and trees and shit. The "invironment" means his living room, and trust me, the natural gas leaks in there are no joke, especially with all the cheeto-based fracking.

  3. Re:"Can never prove correlation is causation" by Sarten-X · · Score: 4, Funny

    Correlation doesn't imply causation, but it does waggle its eyebrows suggestively and gesture furtively while mouthing 'look over there'.

    -Randall Munroe

    --
    You do not have a moral or legal right to do absolutely anything you want.
  4. Re:From TFA by Anonymous Coward · · Score: 3, Funny

    It awoke the Balrog. CO2, they hates it.

    captcha: penance

  5. Are you sure about that? by CCarrot · · Score: 3, Funny

    Graboids could have migrated to Texas.

    But that can't be! Kevin Bacon killed them all in the end...oh, wait...

    --
    "I love animals! Some are cute, others are tasty, what's not to like?" - Betsy Schroeder, Jeopardy contestant
  6. REcovery? by wonkey_monkey · · Score: 4, Funny

    Oil Recovery May Have Triggered Texas Tremors

    Makes it sound like the oil was always ours and the Earth stole it.

    --
    systemd is Roko's Basilisk.