One-time Denver Post energy writer still keeping on eye on the the sun, wind and what's below ground while hiking up peaks and skiing down slopes

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@ByMarkJaffe — 2,468 followers, 2,690 tweets

Sep 22, 2017

RT @finleybruce: Colorado landfills buried low-level radioactive waste from oil and gas industry that they're unapproved to handle: 

Sep 21, 2017

By 2040 electric generation mix shifts to wind, solar & storage as capacity doubles Bloomberg NEF forecasts

Sep 20, 2017

RT @EUCIEvents: The cost of wind power could be cut in half with better modeling and management, NREL study says…

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