Category
energy
The Dawn of the Modern Power Grid Started Right Here in Massachusetts (and It was Clean Energy!)
Electrification is indeed the single great achievement of our society. And yet, I was delighted to find out the modern power grid actually started in Massachusetts, a state I...
Zero-Carbon Economy: A Grand -and Necessary – Vision
I just watched a video produced by Cambridge University called “The Climate Crisis: Towards Zero Carbon”: Well done, Cambridge! The video first shows that data on...
More power lines, or rooftop solar panels? There is no easy answer (but here is a way to think about it)
New York Times recently had an article by Ivan Penn titled “More power lines, or rooftop solar panels?” which poses an important question: Should we rely on...
ICCT’s Report on the Lifecycle Comparisons of GHG Emissions of Gas Cars vs. EV is Filling a Void
Today The International Council on Clean Transportation release a report called “A global comparison of the life-cycle greenhouse gas emissions of combustion engine and...
Modeling Driving Distances (3)
Since my last post on using NTHS dataset to fit people’s driving distances, I have made some further modifications: (1) There are some very large TRPMILE data values, in...
Modeling Driving Distances (2)
The National Household Travel Survey (NHTS) is probably the most comprehensive data source on driving behaviors of people in the US. It captures travel by US residents in all...
Modeling Driving Distances (1)
In order to qualitatively study range anxiety, one of the first steps is to understand people’s driving behavior. A basic question is: What is the statistical...
Digital Technology and Clean Energy
I just finished a book titled “Energy’s Digital Future” authored by Professor Amy Myers Jaffe. The book raises a few very important points that are worthy of...