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Roger Arnold

Systems Architect
Silverthorn Institute

Areas of Expertise:

Biofuels, Carbon Capture and Sequestration, Clean Energy, Climate Change, Coal, Electric Vehicles, Energy Efficiency, Energy Storage, Geothermal, GHGs, Hydraulic Fracturing, Hydropower, Liquid Fuels, Natural Gas, Nuclear, Oil, Regulation, Renewables, Smart Grid, Solar, Transportation, Wind

Additional Areas of Expertise:

Power Electronics, Robotics, Embedded Software, Real Time Operating Systems, Fluid Dynamics, Heat Transfer

After 30 years as a software engineer, systems architect, and technology consultant, Mr. Arnold now directs the Silverthorn Institute. The institute serves as a clearing house for ideas and tools for sustainability and local sufficiency in energy and resources.

Recent Comments by Roger Arnold

  • "I don't entirely agree. Over the long run, use of fossil fuels is not sustainable. No question about that. And while mountain top removal for coal min"
    The Future of the Natural Gas Industry
  • "I don't think that there's a strong consensus, as yet, that the leakage rates for natural gas are as high as the studies you refer to suggest. There's"
    The Future of the Natural Gas Industry
  • "The order of magnitude difference I was speaking of is in the energy cost, not the monetary cost. Sorry, I should have made that clearer. In "
    The Future of the Natural Gas Industry
  • "Well, this is embarrassing. I stand by most of what I wrote above, but I blew it on one rather important point. That's regarding the abundance of natu"
    The Future of the Natural Gas Industry
  • "Facilitate the use of captured CO2 for EOR."
    The Future of the Natural Gas Industry
  • "I don't see natural gas as having any truly long-term role. It has an important short-term role, but I don't expect it to last for long. Ten years may"
    The Future of the Natural Gas Industry
  • "The route to renewable hydrogen leads through hydrogen made by reforming of fossil fuels -- with CCS. Once it's produced, the. provenance of hydrogen "
    The Role of Hydrogen
  • "Hard to disagree with that, but there is ongoing R&D in those areas by private companies. Not clear whether special policy help is really"
    The Role of Hydrogen
  • "I agree, except that I'm not really sold on hydrogen as a transportation fuel even with appropriate infrastructure. It's just not very effici"
    The Role of Hydrogen
  • "There's an immediate and much-needed role for hydrogen for providing flexible zero-carbon power generation. For at least the next decade, that role wi"
    The Role of Hydrogen