Documentation for PISM, the Parallel Ice Sheet Model

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news:outletcaptured_0116 [2016/02/03 23:19]
Ed Bueler
news:outletcaptured_0116 [2016/02/04 19:12] (current)
Ed Bueler add link to ADN article
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 NASA IceBridge missions, and the mass-conserving-bed technology of Morlighem et al (2014), are shown by this paper to represent major progress on item //​(i)//​. ​ Items //(ii)// and //(iii)// are properties of the PISM continuum model, and item //(iv)// of its implementation as parallel-scalable software. ​ Certainly all of these "​things that matter"​ are improvable. ​ More-complete stress balances and the use of inversion of present-day velocities will both be essential to improvements. ​ The main idea remains, however: if the modeled flowing ice has the right bottom geometry, and if the dynamical model has certain key features, then the resulting dynamics are already inside the ballpark! NASA IceBridge missions, and the mass-conserving-bed technology of Morlighem et al (2014), are shown by this paper to represent major progress on item //​(i)//​. ​ Items //(ii)// and //(iii)// are properties of the PISM continuum model, and item //(iv)// of its implementation as parallel-scalable software. ​ Certainly all of these "​things that matter"​ are improvable. ​ More-complete stress balances and the use of inversion of present-day velocities will both be essential to improvements. ​ The main idea remains, however: if the modeled flowing ice has the right bottom geometry, and if the dynamical model has certain key features, then the resulting dynamics are already inside the ballpark!
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 +This research has been [[http://​www.adn.com/​article/​20160203/​uaf-researchers-new-model-predicts-flow-greenlands-glaciers|featured]] in Alaska'​s largest newspaper, the [[http://​www.adn.com/​|Alaska Dispatch News]].
  
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